Effect AIDL: Add AEC, AGC and NS AIDL and placeholder implmentation

Bug: 238913361
Test: atest VtsHalAECTargetTest
Test: atest VtsHalAGCTargetTest
Test: atest VtsHalNSTargetTest

Change-Id: I13de3fb554a3161d993fbe69942019546c7a96a6
11 files changed