Commit 49b9bae0 for libheif

commit 49b9bae0eb6f59631cd96a568ca8ce2c92b27a1f
Merge: 858aa385 d26b720b
Author: Joachim Bauch <bauch@struktur.de>
Date:   Fri Apr 10 23:01:42 2026 +0200

    Merge pull request #1759 from strukturag/cifuzz-matrix

    Improve build coverage for oss-fuzz