Update broadcastradio HAL 1.0 VTS tests.

This is a cherry-pick of the following VTS changes from O MR1 to O:
 - ag/2462390: Fix Broadcast radio 1.0 VTS to not fail on
   other radio types than AM/FM.
 - ag/2477726: Make tuned field description more precise and
   fix VTS tests to obey it.
 - ag/2549733: Implement out-of-band metadata images (a test for in-band).

Additionally, it fixes config callback handling in OpenTunerTwice test.

Bug: b/64324703
Test: VTS
Change-Id: I590b9b4d927fb0cd41f92e919343b5b94ad0e246
Merged-In: I590b9b4d927fb0cd41f92e919343b5b94ad0e246