max1720x_battery: erase GMSR data when switch from RC2 to RC1

Check version through LearnCfg.RCx(BIT 3)
Also add debug node gmsr to read GMSR data

Bug: 178238258
Signed-off-by: Jenny Ho <[email protected]>
Change-Id: I9cf0d9e39c2f68a08555c51bad31e286b73854ca
4 files changed