HDMI: Delay querying the power status in DeviceSelectionAction

After sending <Set Stream Path> the target device might be in the
process of changing its power status. This change delays the querying
for a predefined timeout so we avoid receiving an incorrect power
status.

Bug: 385043292
Test: atest com.android.server.hdmi
Flag: EXEMPT bugfix
Change-Id: I9e9d9042bb4dabcd0ee2ac125355be88dafcf05c