Remove previous px hexbin stuff

Author: RenaudLN

doc/python/plotly-express.md

@@ -340,17 +340,6 @@ fig = px.line_mapbox(df, lat="centroid_lat", lon="centroid_lon", color="peak_hou
 fig.show()
 ```
 
-```python
-import plotly.express as px
-import numpy as np
-px.set_mapbox_access_token(open(".mapbox_token").read())
-df = px.data.carshare()
-fig = px.hexbin_mapbox(df, lat="centroid_lat", lon="centroid_lon", color="peak_hour",
-                  color_continuous_scale=px.colors.cyclical.IceFire, labels={"color": "Average peak hour"},
-                  gridsize=10, agg_func=np.mean)
-fig.show()
-```
-
 ```python
 import plotly.express as px
 df = px.data.gapminder()

test/percy/plotly-express.py

@@ -443,21 +443,6 @@
 )
 fig.write_html(os.path.join(dir_name, "line_mapbox.html"))
 
-import plotly.express as px
-import numpy as np
-
-carshare = px.data.carshare()
-fig = px.hexbin_mapbox(
-    carshare,
-    lat="centroid_lat",
-    lon="centroid_lon",
-    color="peak_hour",
-    color_continuous_scale=px.colors.cyclical.IceFire,
-    gridsize=10,
-    agg_func=np.mean,
-)
-fig.write_html(os.path.join(dir_name, "hexbin_mapbox.html"))
-
 import plotly.express as px
 
 sample_geojson = {