minor symfony#59383 [Validator] add translations for Slug constraint (xabbuh)

This PR was merged into the 6.4 branch.

Discussion
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[Validator] add translations for `Slug` constraint

| Q             | A
| ------------- | ---
| Branch?       | 6.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        |
| License       | MIT

Commits
-------

766665b add translations for the Slug constraint

Author: nicolas-grekas

src/Symfony/Component/Validator/Resources/translations/validators.de.xlf

@@ -466,6 +466,10 @@
                 <source>This value should not be after week "{{ max }}".</source>
                 <target>Dieser Wert darf nicht nach der Woche "{{ max }}" sein.</target>
             </trans-unit>
+            <trans-unit id="120">
+                <source>This value is not a valid slug.</source>
+                <target>Dieser Wert ist kein gültiger Slug.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>

src/Symfony/Component/Validator/Resources/translations/validators.en.xlf

@@ -466,6 +466,10 @@
                 <source>This value should not be after week "{{ max }}".</source>
                 <target>This value should not be after week "{{ max }}".</target>
             </trans-unit>
+            <trans-unit id="120">
+                <source>This value is not a valid slug.</source>
+                <target>This value is not a valid slug.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>