Provide a uid list extra to package un/suspended

This matches the pattern for other package broadcasts
(e.g. package removed) and reduces ambiguity for
system_server services that handle the broadcast.

Test: presubmit, adb shell pm suspend(/unsuspend)
Change-Id: I41c3b853cbc6aac15a6cef7409309c0859ca783e
Fixes: 112439969