[skip CI] Translate org.deepin.ds.dock.showdesktop.ts in pl

100% translated source file: 'org.deepin.ds.dock.showdesktop.ts'
on 'pl'.

Author: transifex-integration[bot]

panels/dock/showdesktop/translations/org.deepin.ds.dock.showdesktop_pl.ts

@@ -1,11 +1,9 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!DOCTYPE TS>
-<TS version="2.1">
+<?xml version="1.0" ?><!DOCTYPE TS><TS version="2.1" language="pl">
 <context>
     <name>showdesktop</name>
     <message>
         <source>show desktop</source>
-        <translation type="unfinished"></translation>
+        <translation>Pokaż pulpit</translation>
     </message>
 </context>
-</TS>
+</TS>