fixup! Unified windows build

Author: mshabunin

.github/workflows/OCV-PR-Windows.yaml

@@ -76,11 +76,10 @@ jobs:
 
     - name: Propagate environment
       run: |
-        echo "GIT_CACHE=$GIT_CACHE" >> "$GITHUB_ENV"
-        echo "GIT_CACHE_PATH=$GIT_CACHE_PATH" >> "$GITHUB_ENV"
-        echo "DNN_MODELS=$DNN_MODELS" >> "$GITHUB_ENV"
-        echo "BINARIES_CACHE=$BINARIES_CACHE" >> "$GITHUB_ENV"
-        echo "OPENCV_DOWNLOAD_PATH=$BINARIES_CACHE" >> "$GITHUB_ENV"
+        echo "GIT_CACHE=$(cygpath -u \"$GIT_CACHE\")" >> "$GITHUB_ENV"
+        echo "DNN_MODELS=$(cygpath -u \"$DNN_MODELS\")" >> "$GITHUB_ENV"
+        echo "BINARIES_CACHE=$(cygpath -u \"$BINARIES_CACHE\")" >> "$GITHUB_ENV"
+        echo "OPENCV_DOWNLOAD_PATH=$(cygpath -u \"$BINARIES_CACHE\")" >> "$GITHUB_ENV"
 
 
     - name: Checkout workflow repository