Add an entry in the 5.2.0 change for the extended Android lock file support

This should have been added in the change
030f4f7d8839f1f5070fd1f4d385e775c0ef66bd, but unfortunately it has been omitted.

Change-Id: I36b5134846c32e6246f2b5ff36470a52ff267e3e
Reviewed-by: Denis Shienkov <denis.shienkov@gmail.com>
Reviewed-by: Sergey Belyashov <Sergey.Belyashov@gmail.com>