Revert "[MM-37984] Allow Desktop App to authenticate via external providers outside of the app on supported servers (#23795)" (#24039)

This reverts commit abdf4e58c3.

server/channels/db/migrations/migrations.list

@@ -218,8 +218,6 @@ channels/db/migrations/mysql/000108_remove_orphaned_oauth_preferences.down.sql
 channels/db/migrations/mysql/000108_remove_orphaned_oauth_preferences.up.sql
 channels/db/migrations/mysql/000109_create_persistent_notifications.down.sql
 channels/db/migrations/mysql/000109_create_persistent_notifications.up.sql
-channels/db/migrations/mysql/000110_create_desktop_tokens.down.sql
-channels/db/migrations/mysql/000110_create_desktop_tokens.up.sql
 channels/db/migrations/postgres/000001_create_teams.down.sql
 channels/db/migrations/postgres/000001_create_teams.up.sql
 channels/db/migrations/postgres/000002_create_team_members.down.sql
@@ -438,5 +436,3 @@ channels/db/migrations/postgres/000108_remove_orphaned_oauth_preferences.down.sq
 channels/db/migrations/postgres/000108_remove_orphaned_oauth_preferences.up.sql
 channels/db/migrations/postgres/000109_create_persistent_notifications.down.sql
 channels/db/migrations/postgres/000109_create_persistent_notifications.up.sql
-channels/db/migrations/postgres/000110_create_desktop_tokens.down.sql
-channels/db/migrations/postgres/000110_create_desktop_tokens.up.sql