Do not wait for opportunistic sub to be IN SERVICE for test emergency

isOkToCall assumed that both subscriptions would eventually move to
IN_SERVICE, which is not the case for opportunistic subscriptions.
Do not wait for IN_SERVICE to complete test emergency calls in this
case.

Test: atest FrameworksTelephonyTests
Change-Id: I76ee5a9baabcaa7defa2146a2c153789af026c73
1 file changed