Update title of chart

app.py

@@ -29,7 +29,7 @@ gapminder_concat = pd.concat(
 
 @capture("graph")
 def variable_map(data_frame: pd.DataFrame = None, color: Optional[str] = None):
-    """Custom choropleth figure that needs post update calls."""
+    """Custom choropleth chart that needs post update calls."""
     fig = px.choropleth(
         data_frame,
         locations="iso_alpha",