all use exe

Author: sdcb

.github/workflows/test-opencvsharp.yml

@@ -147,7 +147,7 @@ jobs:
           export MSYS2_ARG_CONV_EXCL="*"
           cl /nologo /EHsc test.c ../opencvsharp/lib/OpenCvSharpExtern.lib /link /OUT:test.exe
         elif [[ "${{ runner.os }}" == macOS ]]; then
-          gcc test.c -L../opencvsharp/lib -lOpenCvSharpExtern -Wl,-rpath,@loader_path -o test
+          gcc test.c -L../opencvsharp/lib -lOpenCvSharpExtern -Wl,-rpath,@loader_path -o test.exe
         else
           gcc test.c -L../opencvsharp/lib -lOpenCvSharpExtern -Wl,-rpath,'$ORIGIN' -o test.exe 
         fi