Cleaned up dead code

Renamed the scanning state to retrying. Removed the
old retrying dead code.

Test: Telephony sanity tests
Bug: 73659459

Merged-In: I54849bafbd0d05206e67636f0717b4b833a5e229
Change-Id: I54849bafbd0d05206e67636f0717b4b833a5e229
(cherry picked from commit 5de4a2d8)