Updated the CarrierRestrictionRules#isAllCarriersAllowed() to support the new carrier lock changes

Bug: 321164786
Test: atest tests/telephonytests/src/com/android/internal/telephony/CarrierKeyDownloadMgrTest.java
Change-Id: Id3dec0c06e0be645642e4a5f3bf8f23575966d6a
1 file changed