Remove CONFIG_CB4X4 config flags
Since CB4X4 is adopted and without it the codec does not work, it is better to remove it and simplify the code. Change-Id: I51019312846928069727967e3b2bbb60f0fba80d
Since CB4X4 is adopted and without it the codec does not work, it is better to remove it and simplify the code. Change-Id: I51019312846928069727967e3b2bbb60f0fba80d