Remove x-test translation of desktop file.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit 2b44921b6d)

translations/desktop_files/d3lphin.desktop/x-test.po

@@ -1,27 +0,0 @@
-# SOME DESCRIPTIVE TITLE.
-# This file is put in the public domain.
-# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
-#
-#, fuzzy
-msgid ""
-msgstr ""
-"Project-Id-Version: PACKAGE VERSION\n"
-"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-04-02 03:29+0200\n"
-"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
-"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
-"Language-Team: LANGUAGE <LL@li.org>\n"
-"Language: x-test\n"
-"MIME-Version: 1.0\n"
-"Content-Type: text/plain; charset=UTF-8\n"
-"Content-Transfer-Encoding: 8bit\n"
-
-#. Name
-#: d3lphin.desktop:3
-msgid "Dolphin"
-msgstr ""
-
-#. GenericName
-#: d3lphin.desktop:9
-msgid "File Manager"
-msgstr "xxFile Managerxx"