chore: enhance readability checks for xml files in test_results directory

Author: tsviz

.github/workflows/ci.yml

@@ -213,14 +213,20 @@ jobs:
       - name: Ensure junit-path exists and that all xml files are readable in path 'test_results/**/*xml' with this syntax
         run: |
           if [ ! -d "test_results" ]; then
-            echo "Warning: test_results directory does not exist"
-          elif ! ls test_results/*xml 1> /dev/null 2>&1; then
-            echo "Warning: No xml files found in test_results directory"
-          elif ! ls -l test_results/*xml 1> /dev/null 2>&1; then
-            echo "Warning: Not all xml files in test_results directory are readable"
-          else
-            echo "All xml files in test_results directory are readable"
-            ls -l test_results/*xml
+            echo "test_results directory does not exist"
+            exit 0
+          fi
+          if ! ls test_results/*xml 1> /dev/null 2>&1; then
+            echo "No xml files found in test_results directory"
+            exit 0
+          fi
+          if ! ls -l test_results/*xml 1> /dev/null 2>&1; then
+            echo "Not all xml files in test_results directory are readable"
+            exit 0
+          fi
+
+          echo "All xml files in test_results directory are readable"
+          ls -l test_results/*xml
 
       - name: Setup tmate session
         uses: mxschmitt/action-tmate@v3.19