HDMI: Don't broadcast <AS> from SAM Initiation AVR is not-interactive

The previous change used to check for a received standby message to not broadcast <AS>. However, device may be turned off by power button so they should still not broadcast <AS> in this case.

Bug: 430470168
Flag: EXEMPT bugfix
Test: atest com.android.server.hdmi
Change-Id: I545ad6c809ba50bf1cc23a405bb74fefa1a060e1