Revert "Revert "AudioEffect: prevent adding effect for unknown s..."

Revert submission 26624467-revert-25712917-SEPJYAPZTA

Reason for revert: b/330202134 fixed with ag/26627359

Reverted changes: /q/submissionid:26624467-revert-25712917-SEPJYAPZTA

Change-Id: I2ce880dea862df1b29a67893d60a9c98c4c4eb46
7 files changed