[Reference] [UserPassword] Updated deprecation note

Author: michaelperrin

reference/constraints/UserPassword.rst

@@ -6,11 +6,11 @@ UserPassword
 
 .. note::
 
-    The `UserPassword` constraint class is defined in the
-    `Symfony\Component\Security\Core\Validator\Constraints` namespace since
-    Symfony 2.2. The `UserPassword` defined in the
-    `Symfony\Component\Security\Core\Validator\Constraint` namespace is
-    deprecated and will be removed in Symfony 2.3.
+    Since Symfony 2.2, the `UserPassword*` classes in the
+    `Symfony\Component\Security\Core\Validator\Constraint` namespace are
+    deprecated and will be removed in Symfony 2.3. Please use the
+    `UserPassword*` classes in the
+    `Symfony\Component\Security\Core\Validator\Constraints` namespace instead.
 
 This validates that an input value is equal to the current authenticated
 user's password. This is useful in a form where a user can change his password,