Fix UserPassword validator translation
minor #11387 [2.3] [Validator] Fix UserPassword validator translation (redstar504)

This PR was merged into the 2.3 branch.

Discussion
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[2.3] [Validator] Fix UserPassword validator translation

| Q             | A
| ------------- | ---
| Fixed tickets | None
| License       | MIT

Fixes the UserPassword translation message only for 2.3 as discussed in symfony/symfony#11383.

Commits
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73d50ed Fix UserPassword validator translation
Merge branch '2.3' into 2.4

* 2.3:
  Validate locales sets intos translator
  Fix UserPassword validator translation
  Remove Spaceless Blocks from Twig Form Templates
  fixed typo
  [HttpFoundation] Fix to prevent magic bytes injection in JSONP responses (Prevents CVE-2014-4671)
  added regression test
  fix issue #8171 on configuration tree for twig extension -- pairing up with @cordoval
  [HttpFoundation] Fix wrong assertion in Response test
  [Upgrade] Fixed markdown syntax
  [2.3][Form] Cleanup & fix phpdocs

Conflicts:
	src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig
	src/Symfony/Component/Form/Extension/Core/ChoiceList/SimpleChoiceList.php
	src/Symfony/Component/HttpFoundation/Tests/ResponseTest.php
Merge branch '2.4' into 2.5

* 2.4:
  Remove Spaceless Blocks From Twig Templates
  Validate locales sets intos translator
  Fix UserPassword validator translation
  Remove Spaceless Blocks from Twig Form Templates
  fixed typo
  [HttpFoundation] Fix to prevent magic bytes injection in JSONP responses (Prevents CVE-2014-4671)
  added regression test
  fix issue #8171 on configuration tree for twig extension -- pairing up with @cordoval
  [HttpFoundation] Fix wrong assertion in Response test
  [Upgrade] Fixed markdown syntax
  [2.3][Form] Cleanup & fix phpdocs
  Added verbosity methods

Conflicts:
	src/Symfony/Component/Form/FormError.php