minor #30940 [Validator] Translate unique collection message to Hungarian (1ed)

This PR was merged into the 3.4 branch.

Discussion
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[Validator] Translate unique collection message to Hungarian

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

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Commits
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6a732dc031 [Validator] Translate unique collection message to Hungarian

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

@@ -334,6 +334,10 @@
                 <source>This value should be valid JSON.</source>
                 <target>Ez az érték érvényes JSON kell, hogy legyen.</target>
             </trans-unit>
+            <trans-unit id="87">
+                <source>This collection should contain only unique elements.</source>
+                <target>Ez a gyűjtemény csak egyedi elemeket tartalmazhat.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>