BASOP assert in renderer for MASA2 to MONO with ltv signal
# Basic info <!--- Add commit SHA used to reproduce--> - Fixed point: b0d052d712605907a663aceda3b96cd513d9e7c3 # Bug description Renderer crashes with ltv signal for MASA2 to mono rendering (and a few other MASA and OMASA formats). ``` IVAS_rend: lib_basop/basop32.c:483: saturate: Assertion `0' failed. ``` The scheduled LTV tests recognize this, but for some (to be found out) reason, the report does not have this testcases as ERROR, just as usual FAILED: https://forge.3gpp.org/rep/sa4/audio/ivas-basop/-/jobs/732694 # Ways to reproduce <!--Commandline or script--> ```bash ./IVAS_rend -i ltv16_MASA2TC.wav -if MASA2 -o MASA2_to_MONONone_20msNone_16kHz.wav -of MONO -fs 16 -no_delay_cmp -im ltv48_MASA2TC.met -fr 20 ``` <!--- Below are labels that will be added but are not shown in description. This is a template to help fill them. Add further information to the first row and remove and add labels as necessary.-->
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