Updated mediawiki/extensions
Project: mediawiki/extensions/BookManagerv2  fa869a59d7db5cc574ab472583061bcd68cd30cc

Remove "pages" property from the JSON schema.

Because the ProofreadPage extension will be attempting to
semi-automatically populate pages with the <pages index> tags,
there is no need to include this information in the JSON
schema for BookManagerv2.

Change-Id: If77e3421dda1cce67fbb6a9ad6a129ffd732bc71