Update git submodules
- Update extensions/AbuseFilter from branch 'REL1_39' to 34b782b7b86bcd702b2628952c6599d7162c24ca
- Localisation updates from https://translatewiki.net.
Change-Id: I2126589e28c10ab402dcf9fa50e9e47229130e19
- Localisation updates from https://translatewiki.net.