Update git submodules
- Update extensions/TemplateData from branch 'REL1_39' to 16762c7cd949725051dab58bd60379fa39e11d13
- Localisation updates from https://translatewiki.net.
Change-Id: Ia1fd7a471f28797550dd63a0debe3f5a8885a86d
- Localisation updates from https://translatewiki.net.