Translated using Weblate (#5318)

Co-authored-by: Antonín JUDYTKA <judytka@judytka.cz>
Co-authored-by: Kevin Papst <kevin@kevinpapst.de>
Co-authored-by: Lukáš Granatier <lukas.granatier@compacer.cz>
Co-authored-by: Massimo Pissarello <mapi68@gmail.com>
Co-authored-by: Ricky Tigg <ricky.tigg@gmail.com>
Co-authored-by: Wellington Terumi Uemura <wellingtonuemura@gmail.com>
Co-authored-by: Yaron Shahrabani <sh.yaron@gmail.com>
Co-authored-by: on the road simson <d-youtube@kopaszhegy.hu>
Co-authored-by: polarwood <polarwood@users.noreply.hosted.weblate.org>
Co-authored-by: Максим Горпиніч <maksimgorpinic2005a@gmail.com>

translations/validators.cs.xlf

@@ -154,6 +154,10 @@
         <source>The CSRF token is invalid. Please try to resubmit the form.</source>
         <target state="translated">Zkuste formulář odeslat znovu. Pokud problém přetrvává, obnovte stránku v prohlížeči.</target>
       </trans-unit>
+      <trans-unit id="G2wt0aW" resname="An absence cannot be booked after the last working day." xml:space="preserve">
+        <source>An absence cannot be booked after the last working day.</source>
+        <target state="translated">Absenci nelze rezervovat po posledním pracovním dni.</target>
+      </trans-unit>
     </body>
   </file>
 </xliff>