TCX Harmonic model related changes
[x] TCX Harmonic model and TCX arithmetic decode envelope functions converted to fixed. [x] Code output is bit exact with base version IVAS code.
WARNING! Gitlab maintenance operation scheduled for Monday, 20 April between 12:00 and 14:00 (CET). During this time window, short service interruptions (less than 5 minutes) may occur. Thank you in advance for your understanding.
[x] TCX Harmonic model and TCX arithmetic decode envelope functions converted to fixed. [x] Code output is bit exact with base version IVAS code.