Use unzip instead of tar to unarchive msys2 version of openFrameworks

.github/workflows/windows.yml

@@ -27,9 +27,9 @@ jobs:
           wget ${OF_URL} --tries=10 --quiet
           echo "Unarchive openFrameworks"
           OF_ARCHIVE_NAME=$(basename -- "$OF_URL")
-          tar -xf ${OF_ARCHIVE_NAME}
+          unzip ${OF_ARCHIVE_NAME}
           rm ${OF_ARCHIVE_NAME}
-          OF_EXTRACT_NAME=$(basename ${OF_ARCHIVE_NAME} .tar.gz)
+          OF_EXTRACT_NAME=$(basename ${OF_ARCHIVE_NAME} .zip)
           mv ${OF_EXTRACT_NAME} openFrameworks
           mv .ofxPiMapper openFrameworks/addons/ofxPiMapper
       - name: Install openFrameworks Dependencies