minor #14486 [DependencyInjection] Fix markup of configuration-block (derrabus)

This PR was merged into the 5.2-dev branch.

Discussion
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[DependencyInjection] Fix markup of configuration-block

Another configuration-block I've messed up. Sorry. 😓

Commits
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1776c69 [DependencyInjection] Fix markup of configuration-block

Author: wouterj

service_container/autowiring.rst

@@ -609,7 +609,7 @@ you can use the ``@required`` annotation instead.
 
 Despite property injection has some :ref:`drawbacks <property-injection>`,
 autowiring with ``#[Required]`` or ``@required`` can also be applied to public
-typed properties::
+typed properties:
 
 .. configuration-block::