Backport MR 1444: Fixes mixed-case anchors

Backport !1444

Unbreak stable branch for `check_docs_lint` job
18 jobs for backport-1444-to-old in 9 minutes and 48 seconds (queued for 5 seconds)
Status Job ID Name Coverage
  Prepare
passed #655101216
check_docs_lint

00:02:02

passed #655101214
danger-review

00:00:36

 
  Review
manual #655101226
allowed to fail manual
review-docs-cleanup
manual #655101224
allowed to fail manual
review-docs-deploy
canceled #655101218
review_eks

00:03:50

canceled #655101217
review_gke

00:03:54

passed #655101222
manual
stop_review_eks

00:01:00

passed #655101220
manual
stop_review_gke

00:00:27

 
  Specs
skipped #655101231
review_specs_eks
skipped #655101228
review_specs_gke
passed #655101233
specs_without_cluster

00:08:47

 
  Qa
skipped #655101238
debug_review
skipped #655101241
allowed to fail
qa_eks
skipped #655101240
allowed to fail
qa_gke
skipped #655101236
review_helm_test
 
  Package
skipped #655101246
Validate 1.12.9
skipped #655101248
Validate 1.16.0
skipped #655101244
lint_package