Update translation from Transifex

Author: m-aciek

sphinx.po

@@ -5,7 +5,7 @@
 #
 # Translators:
 # Stefan Ocetkiewicz <stefan.ocetkiewicz@gmail.com>, 2020
-# m_aciek <maciej.olko@gmail.com>, 2020
+# m_aciek <maciej.olko@gmail.com>, 2021
 #
 #, fuzzy
 msgid ""
@@ -14,7 +14,7 @@ msgstr ""
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2021-07-09 06:50+0000\n"
 "PO-Revision-Date: 2017-02-16 17:32+0000\n"
-"Last-Translator: m_aciek <maciej.olko@gmail.com>, 2020\n"
+"Last-Translator: m_aciek <maciej.olko@gmail.com>, 2021\n"
 "Language-Team: Polish (https://www.transifex.com/python-doc/teams/5390/pl/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -45,7 +45,7 @@ msgid "Deprecated since version {deprecated}, removed in version {removed}"
 msgstr "Zdezaprobowane w wersji {deprecated}, usunięte w wersji {removed}"
 
 msgid "Welcome! This is the official documentation for Python %(release)s."
-msgstr ""
+msgstr "Witamy! To jest oficjalna dokumentacja Pythona %(release)s."
 
 msgid "Parts of the documentation:"
 msgstr "Części dokumentacji:"