CSD: fix test after reverting the force MEL flag.

With ag/24453728 we reverted the flag so the test needs to be adjusted
too.

Test: atest sounddosemanager_test
Bug: 296297753
Merged-In: I53e1bb7b900628e5715beefa2ceee93b299127bc
Change-Id: I53e1bb7b900628e5715beefa2ceee93b299127bc
1 file changed