Create an until function to check location permission

This util function will check whether the app has location permission
and whether the location mode is enabled for the users. This function
will be used by both connectivity service and wifi networks.

Bug: 142072839
Test: atest ConnectivityUtilTest
Change-Id: I5558ed04e5ef28033a1c649f5491f2f15aa63557
Merged-In: I5558ed04e5ef28033a1c649f5491f2f15aa63557