Update Velocity_with_colormap.ipynb

Author: HaudinFlorence

examples/Velocity_with_colormap.ipynb

@@ -101,6 +101,7 @@
     "    max_velocity=20,\n",
     "    colormap = linear.viridis,\n",
     "    display_options=display_options,\n",
+    "    caption='wind velocity (m/s)',\n",
     ")"
    ]
   },
@@ -111,7 +112,7 @@
    "outputs": [],
    "source": [
     "colormap_control = ipyleaflet.ColormapControl(\n",
-    "    caption='Unemployment rate',\n",
+    "    caption=wind.caption,\n",
     "    colormap=wind.colormap,\n",
     "    value_min=wind.min_velocity,\n",
     "    value_max=wind.max_velocity,\n",