EM/Battery: Compute battery health from fuel gauge

EM/Battery: Compute battery health from fuel gauge

BZ: 32795

This patch disables the power supply registration for
battery from smb347 charger driver and adds the capability
to compute battery health from max17042 fuel gauge driver.

Change-Id: I71150bbad8c914edfbae34d5ded0f7e744ce8568
Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
Reviewed-on: http://android.intel.com:8080/44357
Reviewed-by: Tc, Jenny <jenny.tc@intel.com>
Reviewed-by: Jena, TapanX <tapanx.jena@intel.com>
Tested-by: Kallappa Manjanna, MadhukumarX <madhukumarx.kallappa.manjanna@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>