Clean up stray whitespace in gitlab project

doc/administration/geo/index.md

doc/administration/geo/replication/troubleshooting/common.md

doc/administration/gitaly/recovery.md

doc/administration/logs/index.md

doc/development/advanced_search.md

...evelopment/ai_features/ai_feature_development_playbook.md

doc/user/gitlab_duo/turn_on_off.md

doc/user/project/integrations/webhook_events.md

doc/user/project/pages/getting_started_part_one.md

doc/user/version.md