Make changes in edx themes templates for enterprise messaging

themes/edx.org/lms/templates/course_modes/choose.html

@@ -73,7 +73,7 @@ from openedx.core.djangolib.markup import HTML, Text
                 <article class="register-choose content-main">
                     <header class="page-header content-main">
                         <h3 class="title">
-                            ${_("Congratulations!  You are now enrolled in {course_name}").format(course_name=course_name)}
+                        ${title_content}
                         </h3>
                     </header>