Removal of scale of CLDFB_FILTER_BANK from decoder

[x] Removed dependency of "scale" in CLDFB_FILTER_BANK in decoder
[x] Removed dependency of q_scale from CLDFB_FILTER_BANK
[x] Aligned scale of CLDFB_FILTER_BANK to be in Q8

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

MLD scores:
Original inputs:
MLD > 10: 65
MLD > 5 : 127
MLD < 5 : 406

+10dB inputs:
MLD > 10: 192
MLD > 5 : 197
MLD < 5 : 208

-10dB inputs:
MLD > 10: 23
MLD > 5 : 72
MLD < 5 : 502