Added run keyword to example file triggering-a-workflow.md (#36061)

Author: AliyevH

content/actions/writing-workflows/choosing-when-your-workflow-runs/triggering-a-workflow.md

@@ -294,15 +294,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: build
-        echo 'building'
+        run: |
+          echo 'building'
 
   publish:
     needs: [build]
     runs-on: ubuntu-latest
     environment: production
     steps:
       - name: publish
-        echo 'publishing'
+        run: |
+          echo 'publishing'
 ```
 
 > [!NOTE]