[battery] implement USE_RUDIMENTARY_BATTERY

the problem: move the percentage outside of the battery icon

the fix: implement a new BatteryWithChargeStatus composable, which lays
out the battery icon alongside the percentage text.

Bug: 314812750
Bug: 391605373
Test: manual
Test: All existing battery + screenshot tests
Flag: com.android.settingslib.flags.new_status_bar_icons
Flag: com.android.systemui.status_bar_root_modernization
Flag: com.android.systemui.status_bar_rudimentary_battery
Change-Id: Id0daab8314d397805330a5d2a807dcafaa7a06ff