minor #27992 add missing translation for uuid validator (garak)

This PR was merged into the 2.8 branch.

Discussion
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add missing translation for uuid validator

| Q             | A
| ------------- | ---
| Branch?       | 2.8
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | related to #27984
| License       | MIT
| Doc PR        | -

Commits
-------

7cf840c83c add missing translation for uuid validator

Author: fabpot

Resources/translations/validators.it.xlf

@@ -314,6 +314,10 @@
                 <source>This is not a valid Business Identifier Code (BIC).</source>
                 <target>Questo valore non è un codice BIC valido.</target>
             </trans-unit>
+            <trans-unit id="82">
+                <source>This is not a valid UUID.</source>
+                <target>Questo non è un UUID valido.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>