AVRCP Controller onSkipToQueueItem invalid

Prevent exceptions where skip to queue item results in an invalid song.

Bug: 138803592
Test: atest com.android.bluetooth.avrcpcontroller.AvrcpControllerStateMachineTest#testSkipToQueueInvalid
Change-Id: Icb9b0e85188335299fb62f0b30ada0a005ad20a3
(cherry picked from commit 4eec318a)

Merged-In: Icb9b0e85188335299fb62f0b30ada0a005ad20a3
Change-Id: I4adeb57c190c8214c83a153161ac138a8cd6ad51