Update git submodules
- Update BlueSpiceExtendedStatistics from branch 'master' to bdbb47a2907a59225a55fd81f83dae0d18cdb104
- Localisation updates from https://translatewiki.net.
Change-Id: I19f2dadd88eda0d035ac22d3e760ab8304040ff4
- Localisation updates from https://translatewiki.net.