[gnome-control-center] Update Polish translation

[Piotr Drąg <piotrdrag src gnome org>]

commit acac19fffb4eb3f5d859e545f19f9d1cd6eb091d
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Sep 1 16:13:41 2019 +0200

    Update Polish translation

 po/pl.po | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/po/pl.po b/po/pl.po
index d9beeb932..095332787 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -14,8 +14,8 @@ msgstr ""
 "Project-Id-Version: gnome-control-center\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gnome-control-center/";
 "issues\n"
-"POT-Creation-Date: 2019-08-26 13:31+0000\n"
-"PO-Revision-Date: 2019-08-26 16:14+0200\n"
+"POT-Creation-Date: 2019-08-26 14:15+0000\n"
+"PO-Revision-Date: 2019-09-01 16:08+0200\n"
 "Last-Translator: Piotr Drąg <piotrdrag gmail com>\n"
 "Language-Team: Polish <community-poland mozilla org>\n"
 "Language: pl\n"
@@ -1513,7 +1513,7 @@ msgstr ""
 
 #: panels/display/cc-night-light-page.ui:127
 msgid "Schedule"
-msgstr "W podanych godzinach"
+msgstr "Czas działania"
 
 #: panels/display/cc-night-light-page.ui:136
 msgid "Sunset to Sunrise"