Assert in BASOP decoder function protoSignalComputation2_fx when fed with BASOP encoder MASA bitstream
# Basic info
<!--- Add commit SHA used to reproduce -->
* Fixed point:
* Encoder (fixed): 54186be9af2e870c327c4dbcf4e574194eb24add
* Decoder (fixed): 54186be9af2e870c327c4dbcf4e574194eb24add
# Bug description
There is an assert in frame 6899 of the renderer of BASOP decoder when fed with BASOP encoder bitstream for LTV MASA. See stack trace.

# Ways to reproduce
<!-- Commandline or script -->
```bash
IVAS_cod -masa 2 ltv48_MASA2TC.met -max_band wb -dtx 32000 16 ltv16_MASA2TC.wav test_1403.bs
IVAS_dec MONO 32 test_1403.bs 1403_ltv16_MASA2TC.wav_32k_16-32___MONO.wav
```
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issue