Translations update from Weblate (#2226)

* Translated using Weblate (Polish)
* Translated using Weblate (Swedish)
* Translated using Weblate (Portuguese (Brazil))
* Translated using Weblate (Slovak)

Co-authored-by: Michał Jastrzębski <michu9010@gmail.com>
Co-authored-by: Andreas Håll <ante_skalman@hotmail.com>
Co-authored-by: Augusto Milão <augusto.milao01@gmail.com>
Co-authored-by: Aris <aatiger2007@gmail.com>

translations/messages.pl.xlf

@@ -1126,6 +1126,10 @@
         <source>help.rate</source>
         <target>Stawka godzinowa do naliczenia</target>
       </trans-unit>
+      <trans-unit id="sum.total">
+        <source>sum.total</source>
+        <target>Razem</target>
+      </trans-unit>
     </body>
   </file>
 </xliff>