add back space

Author: tinglvv

.github/workflows/test_build_wheels_windows_with_cuda.yml

@@ -52,4 +52,4 @@ jobs:
       package-name: ${{ matrix.package-name }}
       trigger-event: "${{ github.event_name }}"
       cache-path: ${{ matrix.cache-path }}
-      cache-key: ${{ matrix.cache-key }}
+      cache-key: ${{ matrix.cache-key }}