ci: fix workflow bugs in release and go-ci

- release.yml: merge orphaned `uses:` into the Checkout step
- go-ci.yml: skip simple-responder build when restored from cache

.github/workflows/go-ci.yml

@@ -54,6 +54,7 @@ jobs:
 
       # necessary for testing proxy/Process swapping
       - name: Create simple-responder
+        if: steps.restore-simple-responder.outputs.cache-hit != 'true'
         run: make simple-responder
 
       - name: Save Simple Responder

.github/workflows/release.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # 6.0.2
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # 6.0.2
         with:
           fetch-depth: 0
           ref: ${{ github.event.inputs.tag || github.ref }}