Update goreleaser/goreleaser-action action to v6

Author: renovate[bot]

.github/workflows/goreleaser-check.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Enable pulling Go modules from private sourcegraph/sourcegraph
         run: git config --global url."https://${PRIVATE_TOKEN}@github.com/sourcegraph/".insteadOf "https://github.com/sourcegraph/"
       - name: Check GoReleaser config
-        uses: goreleaser/goreleaser-action@v5
+        uses: goreleaser/goreleaser-action@v6
         with:
           version: latest
           args: check

.github/workflows/goreleaser.yml

@@ -191,7 +191,7 @@ jobs:
           DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
           DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
       - name: Run GoReleaser
-        uses: goreleaser/goreleaser-action@v5
+        uses: goreleaser/goreleaser-action@v6
         with:
           version: latest
           # We use a different goreleaser config for releasing a new latest version vs.