Notify TunerService to updateTunerResources when Tuner Client is init

This CL also:
1. Fixed some bugs in Tuner Client.
2. Getting rid of the Result return of the getFrontendIds API in
TunerService Aidl(Since we decided to use AIDL status channel to
return the error message for all the Tuner Service APIs)

Test: atest android.media.tv.tuner.cts (LNB test only)
Bug: 159067322
Change-Id: I2fd4b8d3e5016438e61a41033e227e1311a24a21