[non-BE] [split non-BE] [allow-regression] Resolve #2003: "Audible distortion due to saturation at the output of TCX concealment"
use a dynamic scaling factor for the synth buffer at the output of con_tcx_ivas_fx()
Closes #2003 (closed) and #1962 (closed)
Edited by Mohammadreza Naghibzadeh