Match setChannelConversionAllowed comment to code (#1633)
Match setChannelConversionAllowed comment to code (#1633)

setFormatConversionAllowed was changed to match code in https://github.com/google/oboe/commit/1fd49e2f1d0980995b61cb33f5ef0cbe0eae6963. We should do the same for setChannelConversionAllowed
google/oboe,google/oboe,google/oboe,google/oboe,google/oboe,google/oboe