Update docs/book/v5/core-features/dependency-injection.md

Author: alexmerlin

docs/book/v5/core-features/dependency-injection.md

@@ -55,7 +55,7 @@ public function getDependencies(): array
 ```
 
 That's it. By registering this, when your object will be instantiated from the container, it will automatically have its
-its dependencies resolved.
+dependencies resolved.
 
 > Dependencies injection applies to any object within DotKernel API, for example, you could inject dependencies in
 > a service and so on, just need to register it in the `ConfigProvider`