chore(deps): update actions/setup-go action to v4 (#161)

Author: renovate-bot

.github/workflows/conformance.yml

@@ -26,7 +26,7 @@ jobs:
     - name: Checkout code
       uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
     - name: Setup Go
-      uses: actions/setup-go@6edd4406fa81c3da01a34fa6f6343087c207a568 # v3.5.0
+      uses: actions/setup-go@4d34df0c2316fe8122ab82dc22947d607c0c91f9 # v4.0.0
       with:
         go-version: '1.17'
         check-latest: true