Remove some deactivated #if 0 code in split rendering and SBA

Basic Info

• Related issues: #512 (closed)
• Requested reviewers: @tyagiri

Reason why this change is needed

As an extension of Issue #451 (closed) , I created this ticket to list some deactivated code that should be reviewed and/or reviewed. I will tag the people I think should have a look, please pass it on to someone else if you do not feel responsible.

• lib_com/basop_util.c 1088,1: #if 0 /* original version creates an overflow warning */ @doehla
• lib_dec/ivas_dirac_dec.c 2094,1: #if 0 @bayers
• lib_dec/ivas_spar_md_dec.c 677,1: #if 0 @weckbecker
• lib_enc/ivas_spar_encoder.c 886,1: #if 0 /* SBA_TD_RESIDUAL */ @mundth

Newly introduced instances:

• \lib_dec\ivas_output_config.c(266):#if 0 // def DEBUGGING /temp disabling this as paramMC crashes with CREND/
• \lib_enc\lib_enc.c(1922):#if 0 // IVAS_fmToDo: temporary disabled to keep EVS bit-exactness -> to be verified
• \lib_rend\ivas_PredEncoder.c(269):#if 0
• \ivas-codec\lib_rend\ivas_splitRend_lcld_enc.c(172):#if 0
• \ivas-codec\lib_rend\ivas_splitRenderer_utils.c(274):#if 0
• \ivas-codec\lib_rend\ivas_splitRendererPost.c(1096):#if 0 (DLB: KEEP FOR NOW)
• \ivas-codec\lib_rend\ivas_splitRendererPost.c(1262):#if 0 (DLB: KEEP FOR NOW)
• \ivas-codec\lib_rend\ivas_splitRendererPre.c(626):#if 0 (DLB: KEEP FOR NOW)
• \ivas-codec\lib_rend\ivas_splitRendererPre.c(633):#if 0 (DLB: KEEP FOR NOW)
• \lib_rend\ivas_splitRendererPre.c(1436):#if 0 (DLB: KEEP FOR NOW)
• \ivas-codec\lib_rend\ivas_splitRendererPre.c(1462):#if 0 (DLB: KEEP FOR NOW)
• \lib_debug\sba_debug.c(205):#if 0

Description of the change

• Removes the #if 0 from sba and split rendering code.

Affected operating points

• BE for bitstream and audio output.