Commit 42a44dd1 for libheif

commit 42a44dd12910d351eb5a28c2e2615647a2ccf98c
Author: Dirk Farin <dirk.farin@gmail.com>
Date:   Thu Dec 18 11:05:33 2025 +0100

    [BSD3] fix uninitialized data_reference_index in SampleEntry

diff --git a/libheif/sequences/seq_boxes.h b/libheif/sequences/seq_boxes.h
index b436a818..83a3313b 100644
--- a/libheif/sequences/seq_boxes.h
+++ b/libheif/sequences/seq_boxes.h
@@ -563,7 +563,7 @@ private:
 struct VisualSampleEntry {
   // from SampleEntry
   //const unsigned int(8)[6] reserved = 0;
-  uint16_t data_reference_index;
+  uint16_t data_reference_index = 1;

   // VisualSampleEntry