chore: Update email content upon publish

Author: skumargupta83

course_discovery/apps/course_metadata/templates/course_metadata/email/go_live.html

@@ -3,13 +3,15 @@
 {% load django_markup %}
 {% block body %}
 <!-- Message Body -->
+
 <p>
     {% filter force_escape %}
         {% blocktrans trimmed %}
             Hi Course Team,
         {% endblocktrans %}
     {% endfilter %}
 </p>
+
 <p>
     {% filter force_escape %}
         {% blocktrans trimmed %}
@@ -33,4 +35,4 @@
 </p>
 
 <!-- End Message Body -->
-{% endblock body %}
+{% endblock body %}