Rename misc doc/user index files - 5

...avascripts/ide/components/oauth_domain_mismatch_error.vue

app/assets/javascripts/ide/components/web_ide_error.vue

...settings_service_desk/components/service_desk_setting.vue

app/helpers/ide_helper.rb

app/helpers/wiki_helper.rb

app/models/integrations/external_wiki.rb

app/views/projects/_service_desk_settings.html.haml

.../projects/issues/_alert_moved_from_service_desk.html.haml

app/views/projects/issues/service_desk.html.haml

doc/administration/custom_project_templates.md

doc/administration/external_users.md

doc/administration/geo/replication/datatypes.md

doc/administration/incoming_email.md

doc/administration/instance_limits.md

doc/administration/integration/terminal.md

doc/administration/packages/container_registry.md

doc/administration/server_hooks.md

doc/administration/silent_mode/_index.md

doc/administration/wikis/_index.md

doc/api/projects.md