ci: Fix YAML spacing (#6592)

Fix YAML spacing

.github/workflows/4-deploy-to-prod.yml

@@ -91,16 +91,16 @@ jobs:
           branch: main
 
       - name: Send Slack message about deployment outcome
-          uses: slackapi/slack-github-action@007b2c3c751a190b6f0f040e47ed024deaa72844
-          if: always()
-          with:
-            payload: |
-              {
-                "text": "Production deploy **${{ steps.pages-deployment.outcome }}** for: ${{ github.ref_name }}"
-              }
-          env:
-            SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
-            SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK
+        uses: slackapi/slack-github-action@007b2c3c751a190b6f0f040e47ed024deaa72844
+        if: always()
+        with:
+          payload: |
+            {
+              "text": "Production deploy **${{ steps.pages-deployment.outcome }}** for: ${{ github.ref_name }}"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+          SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK
       - name: Upload source maps to Sentry
         uses: getsentry/action-release@4744f6a65149f441c5f396d5b0877307c0db52c7
         continue-on-error: true