String change for ConnectionFailureNotifier

Modifying the text per PWG request

(cherry-picked from 16475488a22b2a8d6457252cf2d069d231ac7eae)
Bug: 150028125
Test: atest com.android.server.wifi

Merged-In: I065525fdbd64b9509ef0f47bb35954d267c65fd2
Change-Id: Iac4358b080f44367d2b6e08715c4ed9959810ec2
1 file changed