Refine biometric dangling notification

- Update string resources
- Make the notification not able to be cleared by "clear all" button

Bug: 331804186
Test: atest FaceInternalEnumerateClientTest
            FingerprintInternalEnumerateClientTest
            BiometricDanglingReceiverTest
Test: Manual trigger dangling force re-enroll
Flag: NONE
Change-Id: I25c1e621f9464c7f0f7a895cf7294c752950b262