Try skipping re-install of what's cached

Author: S0AndS0

.github/workflows/test.yaml

@@ -42,6 +42,7 @@ jobs:
           python-version: '3.12'
 
       - uses: rhysd/action-setup-vim@v1.3.5
+        if: steps.cache.outputs.cache-hit != 'true'
         with:
           version: v9.1.0774
           configure-args: |