Update git submodules
- Update AutoCategoriseUploads from branch 'master' to 50f152dea1ab66aef6e2dff705ab6839094b21dd
- Localisation updates from https://translatewiki.net.
Change-Id: I6c20da2fb3fd0cf1e10e970ea8759ca1ef6b6499
- Localisation updates from https://translatewiki.net.