Fixed dropdown line-height

Most noticable on the commit header

app/assets/stylesheets/framework/dropdowns.scss

@@ -124,6 +124,7 @@
     position: relative;
     padding: 5px 10px;
     color: $dropdown-link-color;
+    line-height: initial;
     text-overflow: ellipsis;
     border-radius: 2px;
     white-space: nowrap;