[Validator] Completed Luxembourgish translations
[Validator] Completed German translations
[Validator] Completed French translations

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | n/a
| Fixed tickets | -
| License       | MIT
| Doc PR        | -
minor #10745 [Validator] Completed German translations (mweimerskirch)

This PR was merged into the 2.4 branch.

Discussion
----------

[Validator] Completed German translations

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | n/a
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

Commits
-------

47e5a4b [Validator] Completed German translations
minor #10744 [Validator] Completed Luxembourgish translations (mweimerskirch)

This PR was merged into the 2.4 branch.

Discussion
----------

[Validator] Completed Luxembourgish translations

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | n/a
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

Commits
-------

bc66e8f [Validator] Completed Luxembourgish translations
[Validator] Fixed typos in German translation
[Validator] Updated Hungarian translations
[Validator] slovenian translation updated
Merge branch '2.4'

* 2.4:
  fix docblock
  Fixed incompatibility of x509 auth with nginx
  [Process] Setting STDIN while running should not be possible
  [Validator] slovenian translation updated
  [FrameworkBundle] improve English in RouterMatchCommand
  [Validator] Updated Hungarian translations
  [Doctrine Bridge] simplify session handler by using main connection
  [Validator] Fixed typos in German translation
  [Validator] Completed French translations
  [Validator] Completed German translations
  [Validator] Completed Luxembourgish translations