Update golangci/golangci-lint-action action to v9

Author: renovate[bot]

.github/workflows/codetests.yml

@@ -18,6 +18,6 @@ jobs:
       - name: go-test
         run: go test ./pkg/...
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v7
+        uses: golangci/golangci-lint-action@v9
         with:
           version: 'v2.1'