Merge branch '6.3' into 6.4

* 6.3:
  [Validator] updated missing Polish translation
  fix typo

Author: nicolas-grekas

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

@@ -432,7 +432,7 @@
             </trans-unit>
             <trans-unit id="111">
                 <source>The detected character encoding is invalid ({{ detected }}). Allowed encodings are {{ encodings }}.</source>
-                <target>Der erkannte Zeichensatz ist nicht gültig ({{ detected }}). Gültige Zeichensätze sind "{{ encodings }}".</target>
+                <target>Der erkannte Zeichensatz ist nicht gültig ({{ detected }}). Gültige Zeichensätze sind {{ encodings }}.</target>
             </trans-unit>
         </body>
     </file>

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

@@ -430,6 +430,10 @@
                 <source>The extension of the file is invalid ({{ extension }}). Allowed extensions are {{ extensions }}.</source>
                 <target>Rozszerzenie pliku jest nieprawidłowe ({{ extension }}). Dozwolone rozszerzenia to {{ extensions }}.</target>
             </trans-unit>
+            <trans-unit id="111">
+                <source>The detected character encoding is invalid ({{ detected }}). Allowed encodings are {{ encodings }}.</source>
+                <target>Wykryte kodowanie znaków ({{ detected }}) jest nieprawidłowe. Dozwolone kodowania to {{ encodings }}.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>