Update service_container/tags.rst

Co-Authored-By: XuruDragon <xurudragon@gmail.com>

Author: OskarStark

service_container/tags.rst

@@ -575,7 +575,7 @@ in combination with ``!tagged``.
 
 In the following example, all services tagged with ``app.handler`` are passed as
 first constructor argument to ``App\Handler\HandlerCollection`,
-but we can now access to a specific injected service :
+but we can now access a specific injected service:
 
 .. configuration-block::