The commits 76ccd91ff9 and
74abd8e318 added support in (what was
then) the SyncProjectTask for the changes in the Gerrit API to batching
of queries starting with Gerrit 2.9. This patch applies the same fixes
to the SyncQueriedChangesTask.
Change-Id: Ic2786c10ac326d453b5b7a8bfcad3d1e87db1f52