upgrade ffmpeg to ffmpeg-7.1.1-250529152651 for macos by cd

Author: Anka

configs/libs/ffmpeg.sh

@@ -42,7 +42,7 @@ fi
 # pre compiled
 export PRE_COMPILE_TAG=ffmpeg-6.1.2-250227145407
 export PRE_COMPILE_TAG_TVOS=ffmpeg-6.1.1-250520112635
-export PRE_COMPILE_TAG_MACOS=ffmpeg-6.1.1-250520112635
+export PRE_COMPILE_TAG_MACOS=ffmpeg-7.1.1-250529152651
 export PRE_COMPILE_TAG_IOS=ffmpeg-6.1.1-250520112635
 export PRE_COMPILE_TAG_ANDROID=ffmpeg-6.1.2-250310113110