Fix more vale warnings

doc/administration/file_hooks.md

doc/administration/maintenance_mode/index.md

doc/administration/package_information/index.md

doc/administration/raketasks/github_import.md

doc/ci/jobs/index.md

doc/development/cicd/pipeline_wizard.md

doc/development/code_review.md

doc/development/database/avoiding_downtime_in_migrations.md

doc/development/go_guide/index.md

doc/development/internal_api/index.md

doc/gitlab-basics/start-using-git.md

doc/install/azure/index.md

doc/integration/kerberos.md

doc/integration/mattermost/index.md

doc/topics/git/git_rebase.md

doc/topics/git/partial_clone.md

doc/user/asciidoc.md

doc/user/project/settings/project_access_tokens.md

doc/user/search/index.md