minor #6851 Update lazy_services.rst (takeit)

This PR was submitted for the 3.1 branch but it was merged into the 2.7 branch instead (closes #6851).

Discussion
----------

Update lazy_services.rst

Commits
-------

5ee11f9 Update lazy_services.rst

Author: wouterj

service_container/lazy_services.rst

@@ -78,7 +78,7 @@ You can mark the service as ``lazy`` by manipulating its definition:
 
 Once you inject the service into another service, a virtual `proxy`_ with the
 same signature of the class representing the service should be injected. The
-same happends when calling ``Container::get()`` directly.
+same happens when calling ``Container::get()`` directly.
 
 The actual class will be instantiated as soon as you try to interact with the
 service (e.g. call one of its methods).