Battery: Add support for max17050 FG chip

Battery: Add support for max17050 FG chip

BZ: 24846

This patch adds the support for max17050 FG chip in
MSIC charger driver.

Change-Id: I4d4d8fc06cf3f03387f911988c9fef9856aa4132
Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
Reviewed-on: http://android.intel.com:8080/39281
Reviewed-by: Tc, Jenny <jenny.tc@intel.com>
Tested-by: Gugwad, SantoshX <santoshx.gugwad@intel.com>
Reviewed-by: Koskinen, Ilkka <ilkka.koskinen@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>