[skip ci] Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -148,7 +148,7 @@ stages:
   - roslaunch wolf_demo_laser2d demo_laser2d.launch rviz:=false bag:=advanced 2> roslaunch_error_messages.log
   - cat roslaunch_error_messages.log
   - if [[ "$(cat roslaunch_error_messages.log)" == *"process has finished cleanly"* ]]; then
-  -   echo "=============\rROSLAUNCH FINISHED WITHOUT ANY PROBLEM!\r=================";
+  -   echo "============= ROSLAUNCH FINISHED WITHOUT ANY PROBLEM! =================";
   - else
   -   exit 1
   - fi