ci: fix Windows node path capture

.github/workflows/ci.yml

@@ -1581,6 +1581,9 @@ jobs:
       - name: Capture node path
         run: |
           node_bin="$(dirname "$(node -p 'process.execPath')")"
+          if command -v cygpath >/dev/null 2>&1; then
+            node_bin="$(cygpath -u "$node_bin")"
+          fi
           echo "NODE_BIN=$node_bin" >> "$GITHUB_ENV"
 
       - name: Install dependencies