update translations for master

and force-fix errors using pocheck

Change-Id: Ib11aec7e448b083f697b9705d29795cd2e5a55f0

source/el/basic/messages.po

@@ -3,8 +3,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: https://bugs.libreoffice.org/enter_bug.cgi?product=LibreOffice&bug_status=UNCONFIRMED&component=UI\n"
-"POT-Creation-Date: 2021-01-19 13:12+0100\n"
-"PO-Revision-Date: 2021-02-01 16:18+0000\n"
+"POT-Creation-Date: 2021-09-20 13:02+0200\n"
+"PO-Revision-Date: 2021-09-24 08:36+0000\n"
 "Last-Translator: Dimitris Spingos <dmtrs32@gmail.com>\n"
 "Language-Team: Greek <https://translations.documentfoundation.org/projects/libo_ui-master/basicmessages/el/>\n"
 "Language: el\n"
@@ -13,7 +13,7 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
 "X-Accelerator-Marker: ~\n"
-"X-Generator: Weblate 4.4\n"
+"X-Generator: Weblate 4.8.1\n"
 "X-POOTLE-MTIME: 1507239197.000000\n"
 
 #. CacXi
@@ -892,3 +892,13 @@ msgstr "@0.00 $;@(0.00 $)"
 msgctxt "IDS_SBERR_TERMINATED"
 msgid "The macro running has been interrupted"
 msgstr "Η εκτελούμενη μακροεντολή διακόπηκε"
+
+#. En542
+#: basic/inc/strings.hrc:34
+msgctxt "STR_ADDITIONAL_INFO"
+msgid ""
+"$ERR\n"
+"Additional information: $MSG"
+msgstr ""
+"$ ERR\n"
+"Πρόσθετες πληροφορίες: $ MSG"