Fix deploy cookied-cicd-pike-dpdk

Change-Id: I658d733fed4a04f38473c295d6404fd781ccd6ae
diff --git a/tcp_tests/managers/execute_commands.py b/tcp_tests/managers/execute_commands.py
index e9b7d12..dda95d2 100644
--- a/tcp_tests/managers/execute_commands.py
+++ b/tcp_tests/managers/execute_commands.py
@@ -133,10 +133,10 @@
                 if x == 1 and skip_fail is False:
                     # In the last retry iteration, raise an exception
                     raise Exception("Step '{0}' failed:\n"
-                                    "=======================================\n"
-                                    "STDOUT: {1}\n"
-                                    "=======================================\n"
-                                    "STDERR: {2}\n"
+                                    "=============== STDOUT: ===============\n"
+                                    "{1}\n"
+                                    "=============== STDERR: ===============\n"
+                                    "{2}\n"
                                     .format(description,
                                             result.stdout_str,
                                             result.stderr_str))