Updated mediawiki/extensions
Project: mediawiki/extensions/EventLogging  1c6a0eb091549d0bdfe4fde0021524c3ec1fb174

ResourceLoaderSchemaModule: Enforce that revision is integer

Nuria found that the server enforces this (through the meta-schema).
By checking it here as well, we make the failure evident in local
testing.

Change-Id: Ie302cb3352a4f4e8bc9189009bf516f2898c0196