removed unused import

Lo Conti Francesco · Lo Conti Francesco · commit 474dc2a79cad · 2020-04-14T15:54:04.000+02:00
diff --git a/folium/plugins/side_by_side.py b/folium/plugins/side_by_side.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-from branca.element import CssLink, Figure, JavascriptLink
+from branca.element import Figure, JavascriptLink
 
 from folium.map import Layer
 
