google_battery: re-init vbatt idx on temp_idx change

Bug: 264684797
Signed-off-by: Prasanna Prapancham <[email protected]>
(cherry picked from https://partner-android-review.googlesource.com/q/commit:2e5919b875e2b2437b955f22f89604a108dcb382)
Merged-In: I0f1e37c85b6750825b3b15547917ed768647dd28
Change-Id: I0f1e37c85b6750825b3b15547917ed768647dd28
1 file changed