Merge branch '3.4' into 4.2

* 3.4:
  [reference] [constraints] fixes small typo in `Time` validation constraint documentation.

Author: wouterj

reference/constraints/Time.rst

@@ -16,7 +16,7 @@ Validator   :class:`Symfony\\Component\\Validator\\Constraints\\TimeValidator`
 Basic Usage
 -----------
 
-Suppose you have an Event class, with a ``startAt`` field that is the time
+Suppose you have an Event class, with a ``startsAt`` field that is the time
 of the day when the event starts:
 
 .. configuration-block::