Fix display of courses on university profile pages.

lms/static/sass/shared/_course_object.scss

@@ -206,4 +206,15 @@
       }
     }
   }
+
+  .university-courses {
+    .course {
+      width: flex-grid(4);
+      margin-right: flex-gutter();
+      float: left;
+      &:nth-child(3n+3) {
+        margin-right: 0;
+      }
+    }
+  }
 }

lms/templates/university_profile/base.html

@@ -10,7 +10,7 @@
         <%block name="university_description" />
       </article>
     </section>
-    <section class="courses">
+    <section class="courses university-courses">
       %for course in courses:
        <%include file="../course.html" args="course=course" />
       %endfor