Update act10ns/slack action to v2 (#51)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/release.yml

@@ -175,7 +175,7 @@ jobs:
           done
 
       - name: Notify Slack on failure
-        uses: act10ns/slack@da3191ebe2e67f49b46880b4633f5591a96d1d33  # v1.5.1
+        uses: act10ns/slack@ed1309ab9862e57e9e583e51c7889486b9a00b0f # v2.0.0
         if: failure()
         env:
           SLACK_WEBHOOK_URL: ${{ steps.retrieve-secrets.outputs.devops-alerts-slack-webhook-url }}