fix validate error message

Author: mbfreder

Diff for: tests/integration/validate/test_validate_command.py

@@ -157,8 +157,8 @@ def test_lint_deprecated_runtimes(self, runtime):
             self.assertEqual(command_result.process.returncode, 1)
             self.assertRegex(
                 output,
-                f"\\[\\[E2531: Validate if lambda runtime is deprecated\\] "
-                f"\\(Runtime '{runtime}' was deprecated on.*",
+                f"\\[\\[W2531: Check if EOL Lambda Function Runtimes are used] "
+                f"\\(Runtime \\'{runtime}'\\ was deprecated on.*",
             )
 
     def test_lint_supported_runtimes(self):