minor #43480 Update validators.de.xlf (florian-michael-mast)

This PR was merged into the 4.4 branch.

Discussion
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Update validators.de.xlf

added translation for id 101

| Branch     | 4.4
| Bug fix     | no
| New feature  | no
| Deprecations? | no
| Tickets       | Fix #43435
| License       | MIT

Commits
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d361d268d6 Update validators.de.xlf

Author: fabpot

Resources/translations/validators.de.xlf

@@ -390,6 +390,10 @@
                 <source>This value should be a valid expression.</source>
                 <target>Dieser Wert sollte eine gültige Expression sein.</target>
             </trans-unit>
+            <trans-unit id="101">
+                <source>This value is not a valid CSS color.</source>
+                <target>Dieser Wert ist keine valide CSS Farbe.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>