Commit 5d32b90a for libheif

commit 5d32b90a28637cb8773b7a604db544cc2acd47bc
Author: Dirk Farin <dirk.farin@gmail.com>
Date:   Sat Mar 21 20:34:04 2026 +0100

    appveyor: temporarily disable building ffmpeg because it is too slow

diff --git a/appveyor.yml b/appveyor.yml
index 114777af..e9b2bf10 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -13,7 +13,7 @@ install:
   - vcpkg upgrade --no-dry-run
   - vcpkg install aom:%arch%-windows
   - vcpkg install dav1d:%arch%-windows
-  - vcpkg install ffmpeg[avcodec]:%arch%-windows
+#  - vcpkg install ffmpeg[avcodec]:%arch%-windows
   - vcpkg install libde265:%arch%-windows
   - vcpkg install libjpeg-turbo:%arch%-windows
   - vcpkg install libpng:%arch%-windows