chore(deps): update smartcontractkit/chainlink-github-actions digest to a8afe9c

Author: renovate[bot]

.github/workflows/failure-notifier.yml

@@ -19,7 +19,7 @@ jobs:
 
       - name: Wait for workflows
         id: wait
-        uses: smartcontractkit/chainlink-github-actions/utils/wait-for-workflows@b49a9d04744b0237908831730f8553f26d73a94b
+        uses: smartcontractkit/chainlink-github-actions/utils/wait-for-workflows@a8afe9cb511125685ce02bb8694298ca89685028
         with:
           max-timeout: '900'
           polling-interval: '30'