Update components/dependency_injection.rst

Co-authored-by: Oskar Stark <[email protected]>

Author: alamirault

components/dependency_injection.rst

@@ -173,7 +173,7 @@ like this::
 Behavior When Service Does Not Exist
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-By default, an exception is throw when a service does not exist. You can override the behavior by specifying it::
+By default, an exception is throw when a service does not exist. You can override the behavior by::
 
     use Symfony\Component\DependencyInjection\ContainerBuilder;
     use Symfony\Component\DependencyInjection\ContainerInterface;