minor symfony#53413 [Validator] added missing Serbian Latin translation (thunderer)

This PR was merged into the 5.4 branch.

Discussion
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[Validator] added missing Serbian Latin translation

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        | Fix symfony#53371
| License       | MIT

Added missing translation with help from a professional translator.

Commits
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33c982c [Validator] added missing Serbian Latin translation

Author: nicolas-grekas

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

@@ -436,7 +436,7 @@
             </trans-unit>
             <trans-unit id="112">
                 <source>This is not a valid MAC address.</source>
-                <target state="needs-translation">This is not a valid MAC address.</target>
+                <target>Ovo nije važeća MAC-adresa.</target>
             </trans-unit>
         </body>
     </file>