chore(deps): update golangci/golangci-lint-action digest to 971e284 (elastic#827)

Co-authored-by: elastic-renovate-prod[bot] <174716857+elastic-renovate-prod[bot]@users.noreply.github.com>

Author: elastic-renovate-prod[bot]

libs/go-kibana-rest/.github/workflows/workflow.yml

@@ -36,7 +36,7 @@ jobs:
           until $(curl --output /dev/null --silent --head --fail -u elastic:changeme http://localhost:5601); do sleep 5; done
           sleep 10
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@aaa42aa0628b4ae2578232a66b541047968fac86 # v6
+        uses: golangci/golangci-lint-action@971e284b6050e8a5849b72094c50ab08da042db8 # v6
         with:
           version: latest
           args: --timeout 600s