Update git submodules
- Update extensions/Interwiki from branch 'REL1_39' to 11e2882dd029d7fe8766c6332d9802d1ab447344
- Localisation updates from https://translatewiki.net.
Change-Id: Ie35a1a1e67076c463c8828e64847e929bf70c2d2
- Localisation updates from https://translatewiki.net.