Have repeatCallers tests use fully specified numbers

The non-fully-specified numbers may have been causing test failures. This change adds + to all numbers and also includes some non-US ones. It also makes the variants slightly less different, as we're not aiming to test the specific functionality of areSamePhoneNumber.

Bug: 223964862
Test: NotificationManagerTest
Change-Id: I2c9c9257a7d8115050d396f80fa86428dc856e0e
1 file changed