[gnome-backgrounds] Update Polish translation

[Piotr Drąg <piotrdrag src gnome org>]

commit 8cceee9be5b6f1694933cb329341d7a931462d08
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Feb 16 14:27:29 2020 +0100

    Update Polish translation

 po/pl.po | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)
---
diff --git a/po/pl.po b/po/pl.po
index 912740e..ba89cda 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -1,18 +1,18 @@
 # Polish translation for gnome-backgrounds.
-# Copyright © 2005-2019 the gnome-backgrounds authors.
+# Copyright © 2005-2020 the gnome-backgrounds authors.
 # This file is distributed under the same license as the gnome-backgrounds package.
 # Artur Flinta <aflinta at kernel pl>, 2005-2006.
 # Piotr Zaryk <pzaryk aviary pl>, 2008.
-# Piotr Drąg <piotrdrag gmail com>, 2011-2019.
-# Aviary.pl <community-poland mozilla org>, 2008-2019.
+# Piotr Drąg <piotrdrag gmail com>, 2011-2020.
+# Aviary.pl <community-poland mozilla org>, 2008-2020.
 #
 msgid ""
 msgstr ""
 "Project-Id-Version: gnome-backgrounds\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gnome-backgrounds/";
 "issues\n"
-"POT-Creation-Date: 2019-06-05 08:42+0000\n"
-"PO-Revision-Date: 2019-08-20 18:30+0200\n"
+"POT-Creation-Date: 2019-12-03 10:42+0000\n"
+"PO-Revision-Date: 2020-02-16 14:27+0100\n"
 "Last-Translator: Piotr Drąg <piotrdrag gmail com>\n"
 "Language-Team: Polish <community-poland mozilla org>\n"
 "Language: pl\n"
@@ -51,8 +51,8 @@ msgid "Acrylic"
 msgstr "Akryl"
 
 #: backgrounds/gnome-backgrounds.xml.in.in:47
-msgid "Icescape"
-msgstr "Islandia"
+msgid "Ice Twigs"
+msgstr "Oblodzone gałązki"
 
 #: backgrounds/gnome-backgrounds.xml.in.in:54
 msgid "Adwaita"