Effects: set hw volume if effect chain doesn't have volume control

If effect chain has non-offloaded effect, and is enabled for direct
output, when there's no volume control for all the effect modules
within this chain, volume should still be set to HAL.

Test: Play Music, Videos with effects
Bug: 149899134
CRs-Fixed: 2625597
Change-Id: I77bd0d456d5fa4e88afb283002a5eb1e2b704ca8