Maintenance: Drop catalog check from github CI

.github/workflows/ci/lint.sh

@@ -10,8 +10,6 @@ source .gitlab/environment.env
 
 echo "Checking .po file syntax…"
 for FILE in i18n/*.pot i18n/*.po; do echo "Checking $FILE"; msgfmt -o /dev/null -c "$FILE"; done
-echo "Checking .pot catalog consistency…"
-bundle exec rails generate zammad:translation_catalog --check
 echo "Brakeman security check…"
 bundle exec brakeman -o /dev/stdout -o tmp/brakeman-report.html
 echo "Rails zeitwerk:check autoloader check…"