Change list :
1. adjust IIR1 as main filter for flat FR in camcorder path.
2. for camcorder path, implement all 6 scenarios with same parameters except linear gain module, and use linear gain to swap channels.
3. fine tune and swap the channels in mic path.
Files from the latest attachment on b/241720915
Bug: 241498250
Bug: 241720915
Test: verified by hardware engineers
Change-id: Iea93f2d118c30bcd83c44c2227ce68a3bfa8074d
based on panther 0e0ae4dd4045e00dd50826d5c411351d47949d92
No-Typo-Check: based on above commit
Bug: 202250383
Change-Id: I7dbcba9fc0644cf8e547c59b14a544701adc484b