Fix line length and consistency issues in workflow summary step

Co-authored-by: yi-nuo426 <218099172+yi-nuo426@users.noreply.github.com>

Author: Copilot

.github/workflows/test-meshery-integration.yml

@@ -72,26 +72,22 @@ jobs:
       - name: Integration Test Summary
         if: always()
         run: |
-          echo "## Integration Test Results" >> $GITHUB_STEP_SUMMARY
-          echo "" >> $GITHUB_STEP_SUMMARY
-          if [ "${{ job.status }}" == "success" ]; then
-            echo "✅ Sistent changes were successfully tested" \
-              >> $GITHUB_STEP_SUMMARY
-            echo "   against Meshery UI" >> $GITHUB_STEP_SUMMARY
-          else
-            echo "❌ Integration test failed" \
-              >> $GITHUB_STEP_SUMMARY
-          fi
-          echo "" >> $GITHUB_STEP_SUMMARY
-          echo "### Details" >> $GITHUB_STEP_SUMMARY
-          echo "- **Sistent Package**: ${{ env.SISTENT_PACKAGE }}" \
-            >> $GITHUB_STEP_SUMMARY
-          if [ "${{ job.status }}" == "success" ]; then
-            echo "- **Meshery UI Build**: ✅ Successful" \
-              >> $GITHUB_STEP_SUMMARY
-          else
-            echo "- **Meshery UI Build**: ❌ Failed" \
-              >> $GITHUB_STEP_SUMMARY
-          fi
-          echo "- **Node Version**: 20" \
-            >> $GITHUB_STEP_SUMMARY
+          {
+            echo "## Integration Test Results"
+            echo ""
+            if [ "${{ job.status }}" == "success" ]; then
+              echo "✅ Sistent changes were successfully tested"
+              echo "   against Meshery UI"
+            else
+              echo "❌ Integration test failed"
+            fi
+            echo ""
+            echo "### Details"
+            echo "- **Sistent Package**: ${{ env.SISTENT_PACKAGE }}"
+            if [ "${{ job.status }}" == "success" ]; then
+              echo "- **Meshery UI Build**: ✅ Successful"
+            else
+              echo "- **Meshery UI Build**: ❌ Failed"
+            fi
+            echo "- **Node Version**: 20"
+          } >> $GITHUB_STEP_SUMMARY