Sync README.rst with AlekSIS core (missing link target)

README.rst

@@ -22,8 +22,9 @@ Licence
   Licenced under the EUPL, version 1.2 or later
 
 Please see the LICENCE file accompanying this distribution for the
-full licence text or on the `Europen Union Public Licence`_ website
+full licence text or on the `European Union Public Licence`_ website
 https://joinup.ec.europa.eu/collection/eupl/guidelines-users-and-developers
 (including all other official language versions).
 
 .. _AlekSIS: https://edugit.org/AlekSIS/AlekSIS
+.. _European Union Public Licence: https://eupl.eu/