Add "-v" to any logcat commands run from within CTS tests

Default logcat behavior will soon change. More details here:
https://code.google.com/p/android/issues/detail?id=75694

As a result, add -v brief to all invocations of logcat from CTS to avoid broken
tests when the aforementioned fix is applied.

bug:17410360
Change-Id: Ia5ca757863d9e9cab087b43e5f18be049bb7ae3f
5 files changed