bta_av_sbc_up_sample_8s() function

* Function bta_av_sbc_up_sample_8s (8bits-stereo) * Description Given the source (p_src) audio data and * source speed (src_sps, samples per second), * This function converts it to audio data in the desired format * p_src: the data buffer that holds the source audio data * p_dst: the data buffer to hold the converted audio data * src_samples: The number of source samples (in uint of 2 bytes) * dst_samples: The size of p_dst (in uint of 2 bytes) * Returns The number of bytes used in p_dst * The number of bytes used in p_src (in *p_ret)