jbm and dirac renderer clean-up, BASOP and instrumentation changes

[x] jbm_dec_render and omasa_dirac_rend_jbm clean-up
[x] Clean up: ModelParams_t and ModelParamsITD_t
[x] BASOP and instrumentation changes

EVS 26.444 BE test passes.
pytests results: 597 failed, 381 skipped

MLD scores:
Original inputs:
MLD > 10: 67
MLD > 5 : 132
MLD < 5 : 398

+10dB inputs:
MLD > 10: 197
MLD > 5 : 194
MLD < 5 : 206

-10dB inputs:
MLD > 10: 23
MLD > 5 : 77
MLD < 5 : 497