move new epic dropdown to ee namespace

app/assets/stylesheets/framework/dropdowns.scss

@@ -1031,35 +1031,6 @@ header.header-content .dropdown-menu.projects-dropdown-menu {
   }
 }
 
-.new-epic-dropdown {
-  .dropdown-menu {
-    padding-left: $gl-padding-top;
-    padding-right: $gl-padding-top;
-  }
-
-  .form-control {
-    width: 100%;
-  }
-
-  .btn-save {
-    display: flex;
-    margin-top: $gl-btn-padding;
-  }
-}
-
-.empty-state .new-epic-dropdown {
-  display: inline-flex;
-
-  .btn-save {
-    margin-left: 0;
-    margin-bottom: 0;
-  }
-
-  .btn-new {
-    margin: 0;
-  }
-}
-
 .dropdown-content-faded-mask {
   position: relative;
 

ee/app/assets/stylesheets/framework/dropdowns.scss

+.new-epic-dropdown {
+  .dropdown-menu {
+    padding-left: $gl-padding-top;
+    padding-right: $gl-padding-top;
+  }
+
+  .form-control {
+    width: 100%;
+  }
+
+  .btn-save {
+    display: flex;
+    margin-top: $gl-btn-padding;
+  }
+}
+
+.empty-state .new-epic-dropdown {
+  display: inline-flex;
+
+  .btn-save {
+    margin-left: 0;
+    margin-bottom: 0;
+  }
+
+  .btn-new {
+    margin: 0;
+  }
+}