Pontoon/AMO Frontend: Update Greek (el)

Co-authored-by: Jim Spentzos <[email protected]> (el)

Author: mozilla-pontoon

locale/el/LC_MESSAGES/amo.po

@@ -3203,7 +3203,7 @@ msgstr "Επεξεργασία προφίλ"
 #. This action allows an admin to maintain a user.
 #: src/amo/pages/UserProfile/index.js:455
 msgid "Admin user"
-msgstr "Χρήστης-διαχειριστής"
+msgstr "Χρήστης διαχειριστή"
 
 #: src/amo/pages/UserProfileEdit/index.js:211
 msgid "Picture successfully deleted"