update artillery notifications

.github/workflows/artillery.yml

@@ -29,29 +29,7 @@ jobs:
           # and how to modify it: https://api.slack.com/block-kit
           payload: |
             {
-              "blocks": [
-                {
-                  "type": "header",
-                  "text": {
-                    "type": "plain_text",
-                    "text": ":warning: Synthetic Monitoring Alert - Artillery - Pokeshop Demo :warning:",
-                    "emoji": true
-                  }
-                },
-                {
-                  "type": "section",
-                  "fields": [
-                    {
-                      "type": "mrkdwn",
-                      "text": "*Status:*\nFailed"
-                    },
-                    {
-                      "type": "mrkdwn",
-                      "text": "*Pipeline:*\n<${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}|View workflow>"
-                    }
-                  ]
-                }
-              ]
+              "text": ":warning: Synthetic Monitoring failed for *Artillery with Pokeshop*. <${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}|View workflow>"
             }
         env:
           SLACK_WEBHOOK_URL: ${{ secrets.SYNTETIC_MONITORING_SLACK_WEBHOOK_URL }}