audiopolicy service: increase timeout for create audio patch command

Commit 3fddffee increased the create audio patch config event timeout in
audioflinger but the same modification is also needed in the audio
policy command thread to account for long audio patch creation time for
some Bluetooth devices.

Bug: 399322457
Test: make
Flag: EXEMPT bug fix
Change-Id: Ief237778b475b8063a7e87f9c7dc8243fd4d3e2f