spa: libcamera: fix build error due to return type change
This main goal if this merge request is to fix #2575 (closed), but there are some smaller changes included as well.
Fixes #2575 (closed)
Edited by Barnabás Pőcze
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This main goal if this merge request is to fix #2575 (closed), but there are some smaller changes included as well.
Fixes #2575 (closed)