Resolve "[MSAN Clang 18] use-of-uninitialized value in ivas_mdct_core_invQ"
- Related issues: #1387 (closed)
 - Requested reviewers: @fotopoulou
 
Reason why this change is needed
- prm_sqQ is unintialized in case of bfi == 1. This is per se not a problem, since it's not used, but apparently the clang sanitizer complains about it.
 
Description of the change
- Describe what is done.
 
Affected operating points
- Output stays BE.
 
Related to #1387 (closed)