harmonization of the 0 bit bwe between EVS and IVAS
# Basic info <!--- Add commit SHA used to reproduce--> - Float reference: - Encoder (float): - Decoder (float): - Fixed point: - Encoder (fixed): a0051869 - Decoder (fixed): # Bug description This will include hf_synth_ivas_fx, hf_synthesis_ivas_fx. Part of hf_synth_ivas_fx() will be preserved as it prevent saturation, which also means hp400_12k8_ivas_fx will be preserved too. # Ways to reproduce Box folder: ...\\Box_EXTERNAL_IVAS_BASOP_VERIFICATION\\issues\\issue-xxxx <!--Commandline or script--> ```bash ``` <!--- Below are labels that will be added but are not shown in description. This is a template to help fill them. Add further information to the first row and remove and add labels as necessary.-->
issue