Merge pull request #58 from jmolina4/change_haversine_link

Changing the haversine formula link to another one with pseudocode in it

README.md

@@ -230,7 +230,7 @@ It reads the previously ingested data parquet files.
 
 Hint:
 
-- For distance calculation, consider using [**Haversine formula**](https://en.wikipedia.org/wiki/Haversine_formula) as an option.
+- For distance calculation, consider using [**Haversine formula**](https://www.movable-type.co.uk/scripts/latlong.html) as an option.
 
 ##### Input