power: smb5: Add DT property to disable max FCC restriction

The max FCC restriction is not required on atoll as the
configuration of the hardware board is fixed to handle higher
battery currents. Add a DT property to selectively disable
the FCC restriction.

Change-Id: I9178308315a5c5a665ea4a341e73c051c260188b
Signed-off-by: Ashish Chavan <ashichav@codeaurora.org>
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>