[skip ci] Update .po files

Autobuild bot on TravisCI · Autobuild bot on TravisCI · commit 7a6ad190852d · 2021-07-10T06:51:32.000Z
diff --git a/sphinx.po b/sphinx.po
@@ -15,7 +15,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Python 3.9\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-01-01 05:02+0000\n"
+"POT-Creation-Date: 2021-07-09 06:50+0000\n"
 "PO-Revision-Date: 2017-02-16 17:32+0000\n"
 "Last-Translator: tomo, 2020\n"
 "Language-Team: Japanese (https://www.transifex.com/python-doc/teams/5390/ja/)\n"
@@ -51,8 +51,8 @@ msgid "Deprecated since version {deprecated}, removed in version {removed}"
 msgstr "バージョン {deprecated} で非推奨、バージョン {removed} で削除"
 
 #: ../../tools/templates/indexcontent.html:8
-msgid "Welcome! This is the documentation for Python %(release)s."
-msgstr "ようこそ! Python  %(release)s ドキュメントへ。"
+msgid "Welcome! This is the official documentation for Python %(release)s."
+msgstr ""
 
 #: ../../tools/templates/indexcontent.html:10
 msgid "Parts of the documentation:"
