modem_diagnostics: add rules for getting battery info am: 25bf6fd541 am: 4fc4c4de6f am: 6c9138618b

Original change: https://android-review.googlesource.com/c/device/google/bonito-sepolicy/+/1880670

Change-Id: I4847b0bd6447f4744bdad659ff80202c178291d0