Internationalisation of lib directory

This is one of many MRs opened in order to improve the overall
internationalisation of the GitLab codebase.

i18n documentation
https://docs.gitlab.com/ee/development/i18n/externalization.html
98 jobs for js-i18n-lib in 60 minutes and 51 seconds (queued for 4 seconds)
Status Job ID Name Coverage
  Build
manual #217027599
gitlab-org allowed to fail manual
review-docs-deploy-manual
 
  Prepare
passed #217027601
gitlab-org
compile-assets

00:10:17

passed #217027603
gitlab-org
retrieve-tests-metadata

00:02:12

passed #217027602
gitlab-org
setup-test-env

00:04:47

 
  Test
passed #217027712
docker gitlab-org
build-qa-image

00:05:55

passed #217027623
allowed to fail
code_quality

00:09:23

passed #217027714
gitlab-org
danger-review

00:02:33

passed #217027702
gitlab-org
db:check-schema-pg

00:02:40

passed #217027701
gitlab-org
db:migrate:reset-mysql

00:04:44

passed #217027699
gitlab-org
db:migrate:reset-pg

00:02:45

passed #217027709
gitlab-org
db:rollback-mysql

00:04:24

passed #217027708
gitlab-org
db:rollback-pg

00:02:36

passed #217027625
allowed to fail
dependency_scanning

00:09:36

passed #217027606
gitlab-org
docs lint

00:02:30

passed #217027695
gitlab-org
downtime_check

00:01:36

passed #217027697
gitlab-org
ee_compat_check

00:04:10

passed #217027607
gitlab-org docker
gitlab:assets:compile

00:20:52

passed #217027711
gitlab-org
gitlab:setup-mysql

00:04:46

passed #217027710
gitlab-org
gitlab:setup-pg

00:04:01

passed #217027609
gitlab-org allowed to fail
gitlab:ui:visual

00:07:18

passed #217027715
gitlab-org
gitlab_git_test

00:00:36

passed #217027613
gitlab-org
jest

00:15:31

passed #217027611
gitlab-org
karma

00:11:22

56.96%
passed #217027706
gitlab-org
migration:path-mysql

00:18:20

passed #217027704
gitlab-org
migration:path-pg

00:18:26

passed #217027716
gitlab-org
no_ee_check

00:00:33

passed #217027621
gitlab-org
qa-frontend-node:10

00:12:27

passed #217027620
gitlab-org
qa-frontend-node:8

00:15:48

passed #217027622
gitlab-org allowed to fail
qa-frontend-node:latest

00:12:36

passed #217027617
gitlab-org
qa:internal

00:02:49

passed #217027619
gitlab-org
qa:selectors

00:04:03

passed #217027713
allowed to fail manual
review-build-cng

00:22:32

passed #217027692
gitlab-org
rspec-fast-spec-helper

00:02:56

passed #217027626
gitlab-org
rspec-pg 1/50

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gitlab-org
rspec-pg 10/50

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passed #217027638
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passed #217027639
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passed #217027645
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passed #217027627
gitlab-org
rspec-pg 2/50

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passed #217027646
gitlab-org
rspec-pg 20/50

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passed #217027649
gitlab-org
rspec-pg 23/50

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passed #217027650
gitlab-org
rspec-pg 24/50

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passed #217027651
gitlab-org
rspec-pg 25/50

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gitlab-org
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passed #217027653
gitlab-org
rspec-pg 27/50

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passed #217027654
gitlab-org
rspec-pg 28/50

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passed #217027656
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rspec-pg 29/50

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passed #217027629
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rspec-pg 3/50

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rspec-pg 30/50

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rspec-pg 31/50

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passed #217027660
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rspec-pg 32/50

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passed #217027661
gitlab-org
rspec-pg 33/50

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passed #217027662
gitlab-org
rspec-pg 34/50

00:15:15

passed #217027664
gitlab-org
rspec-pg 35/50

00:14:39

passed #217027666
gitlab-org
rspec-pg 36/50

00:15:23

passed #217027668
gitlab-org
rspec-pg 37/50

00:16:44

passed #217027669
gitlab-org
rspec-pg 38/50

00:15:53

passed #217027670
gitlab-org
rspec-pg 39/50

00:14:17

passed #217027630
gitlab-org
rspec-pg 4/50

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passed #217027671
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rspec-pg 40/50

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rspec-pg 41/50

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passed #217027676
gitlab-org
rspec-pg 43/50

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rspec-pg 45/50

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passed #217027681
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passed #217027631
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rspec-pg 5/50

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passed #217027690
gitlab-org
rspec-pg 50/50

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passed #217027632
gitlab-org
rspec-pg 6/50

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passed #217027633
gitlab-org
rspec-pg 7/50

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passed #217027634
gitlab-org
rspec-pg 8/50

00:15:05

passed #217027635
gitlab-org
rspec-pg 9/50

00:13:51

passed #217027624
allowed to fail
sast

00:18:51

passed #217027693
gitlab-org
static-analysis

00:15:27

 
  Review
passed #217077829
gitlab-org
review-deploy

00:01:54

passed #217027720
gitlab-org allowed to fail manual
review-stop

00:00:31

failed #217076160
gitlab-org
review-deploy

00:01:18

failed #217027718
gitlab-org
review-deploy

00:03:39

 
  Qa
manual #217027721
allowed to fail manual
package-and-qa
passed #217027725
docker gitlab-org allowed to fail
review-performance

00:02:49

manual #217027723
docker gitlab-org allowed to fail manual
review-qa-all
passed #217027722
docker gitlab-org
review-qa-smoke

00:03:03

 
  Post Test
passed #217027729
gitlab-org
coverage

00:03:48

95.18%
passed #217027730
gitlab-org allowed to fail
flaky-examples-check

00:02:57

passed #217027728
gitlab-org
jsdoc

00:03:34

passed #217027727
gitlab-org
lint:javascript:report

00:00:46

 
  Post Cleanup
manual #217027732
gitlab-org allowed to fail manual
review-docs-cleanup