Update technical writing index.html.md to correct comments

9 jobs from master in 15 minutes 6 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Prepare
passed #70567087
gitlab-org
crop_pictures

01:03

 
  Build
passed #70567093
gitlab-org
build_master

07:54

passed #70567092
gitlab-org allowed to fail
enforce_relative_links

01:07

passed #70567089
gitlab-org
eslint

00:41

passed #70567088
gitlab-org
lint

01:32

passed #70567091
gitlab-org
rspec

01:09

passed #70567090
gitlab-org
rubocop

01:38

 
  Test
passed #70567094
allowed to fail
codequality

06:02

passed #70567095
allowed to fail
dependency_scanning

01:52