MLD-Fix for Multi-channel 7_1_4 at 512 kbps, 48kHz in, 48kHz out,...

MLD-Fix for Multi-channel 7_1_4 at 512 kbps, 48kHz in, 48kHz out, BINAURAL_ROOM_REVERB out Config early reflections\

EVS 26.444 BE test passes.
decoder pytests:
MLD scores:
Original inputs: 560 failed, 374 skipped
MLD > 10: 53
MLD > 5 : 124
MLD < 5 : 383
+10dB inputs: 560 failed, 374 skipped
MLD > 10: 178
MLD > 5 : 182
MLD < 5 : 200
-10dB inputs: 560 failed, 374 skipped
MLD > 10: 13
MLD > 5 : 61
MLD < 5 : 486

encoder pytests results:
MLD scores:
Original inputs: 560 tests: 235 passes, 325 failures, 374 skipped
MLD > 10: 16
MLD > 5 : 24
MLD < 5 : 520
+10dB inputs: 560 tests: 260 passes, 300 failures, 374 skipped
MLD > 10: 24
MLD > 5 : 47
MLD < 5 : 489
-10dB inputs: 560 tests: 252 passes, 308 failures, 374 skipped
MLD > 10: 5
MLD > 5 : 18
MLD < 5 : 537