BASOP and instrumentation for some of the lib_com files

EVS 26.444 BE test passes.
decoder pytests:
MLD scores:
Original inputs: 562 failed, 374 skipped
MLD > 10: 46
MLD > 5 : 108
MLD < 5 : 408
+10dB inputs: 562 failed, 374 skipped
MLD > 10: 168
MLD > 5 : 190
MLD < 5 : 204
-10dB inputs: 562 failed, 374 skipped
MLD > 10: 13
MLD > 5 : 48
MLD < 5 : 501

encoder pytests results:
MLD scores:
Original inputs: 562 tests: 237 passes, 325 failures, 374 skipped
MLD > 10: 16
MLD > 5 : 27
MLD < 5 : 519
+10dB inputs: 562 tests: 263 passes, 299 failures, 374 skipped
MLD > 10: 24
MLD > 5 : 69
MLD < 5 : 469
-10dB inputs: 562 tests: 254 passes, 308 failures, 374 skipped
MLD > 10: 5
MLD > 5 : 18
MLD < 5 : 539