Bump MODULE_VERSION to 5.2.1
Bump MODULE_VERSION to 5.2.1

Change-Id: Ia63c89e456f240d5a17be551af815d42cbb42aeb
Reviewed-by: Matti Paaso <8b91ebfd223df5af67c6a381ab439b00620de590@digia.com>
Reviewed-by: Oswald Buddenhagen <6a8868beda3e139b5ac22b2534a23d3e6ba81819@digia.com>

kobolabs/qtandroidextras,kobolabs/qtandroidextras,kobolabs/qtandroidextras