Large differences in SBA DirAC azimuth angle causing noticeable difference in SBA downmix
# Basic info
<!--- Add commit SHA used to reproduce -->
- Encoder (float):1bde096f
- Decoder: 70381f87
# Bug description
Large differences in SBA DirAC azimuth angle between float and BASOP branch causing noticeable difference in SBA downmix.
# Ways to reproduce
IVAS_cod.exe -sba 3 48000 48 ..\scripts\testv\stv3OA48c.wav bit
SBA downmix 2nd channel (float):

SBA downmix 2nd channel (BASOP):

The difference in azimuth angle in the corresponding frame and band is around 30 degrees.
(Clear steps or refer to a failing automated test, e.g. with a pipeline link)
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issue