pixelstats: add battery EEPROM pairing state

https://eldar.corp.google.com/assessments/490710258/revisions/3/sections/999001

Bug: 368601084
Change-Id: I1a046dda866c4a078b9e2127e116787e6151fd9b
Signed-off-by: Jenny Ho <hsiufangho@google.com>
3 files changed