AudioPolicyEffects: Remove KeyedVector

Test: atest audiopolicy_tests
Test: atest CtsMediaAudioTestCases
Bug: 317816718
Merged-In: I2ba2fd632bbbffa447c80d1c9277fbd9f267fc49
Change-Id: I2ba2fd632bbbffa447c80d1c9277fbd9f267fc49
2 files changed