Translations update from Weblate (#5390)

* [Web] Updated lang.de-de.json

Co-authored-by: Peter <magic@kthx.at>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.es-es.json

Co-authored-by: Marco Truffat <truffatmarco@gmail.com>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.hu-hu.json

[Web] Updated lang.hu-hu.json

[Web] Updated lang.hu-hu.json

Co-authored-by: 0xAndrewBlack <0xandrewblack@gmail.com>
Co-authored-by: Kántor Attila <attilalaci300@gmail.com>
Co-authored-by: Mihály Szilágyi <szimih90@gmail.com>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.ro-ro.json

Co-authored-by: Vlad M <vlad+mailcow@manoila.co.uk>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.ru-ru.json

Co-authored-by: Oleksii Kruhlenko <a.kruglenko@gmail.com>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.gr-gr.json

[Web] Added lang.gr-gr.json

Co-authored-by: Nik Beaver <nik@beavers.forsale>
Co-authored-by: Peter <magic@kthx.at>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.fr-fr.json

Co-authored-by: Adrien Kara <mailcow-translate@iglou.eu>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.en-gb.json

Co-authored-by: Philipp E <ph.ecker@philipp-dev.info>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.ca-es.json

Co-authored-by: Marco Truffat <truffatmarco@gmail.com>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.it-it.json

Co-authored-by: Michele Caputo <michele@caputoweb.xyz>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.uk-ua.json

Co-authored-by: Oleksii Kruhlenko <a.kruglenko@gmail.com>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.si-si.json

[Web] Updated lang.si-si.json

[Web] Updated lang.si-si.json

[Web] Added lang.si-si.json

Co-authored-by: Peter <magic@kthx.at>
Co-authored-by: gomiunik <boris@gomiunik.net>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* Add Greek + Slovenian

---------

Co-authored-by: Peter <magic@kthx.at>
Co-authored-by: Marco Truffat <truffatmarco@gmail.com>
Co-authored-by: 0xAndrewBlack <0xandrewblack@gmail.com>
Co-authored-by: Kántor Attila <attilalaci300@gmail.com>
Co-authored-by: Mihály Szilágyi <szimih90@gmail.com>
Co-authored-by: Vlad M <vlad+mailcow@manoila.co.uk>
Co-authored-by: Oleksii Kruhlenko <a.kruglenko@gmail.com>
Co-authored-by: Nik Beaver <nik@beavers.forsale>
Co-authored-by: Adrien Kara <mailcow-translate@iglou.eu>
Co-authored-by: Philipp E <ph.ecker@philipp-dev.info>
Co-authored-by: Michele Caputo <michele@caputoweb.xyz>
Co-authored-by: gomiunik <boris@gomiunik.net>

data/web/lang/lang.gr-gr.json

@@ -0,0 +1,20 @@
+{
+    "user": {
+        "verify": "Επαλήθευση",
+        "week": "εβδομάδα",
+        "weekly": "Εβδομαδιαία",
+        "weeks": "Εβδομάδες",
+        "with_app_password": "με κωδικό εφαρμογής",
+        "year": "χρόνος",
+        "years": "χρόνια"
+    },
+    "warning": {
+        "cannot_delete_self": "Αδυναμία διαγραφής συνδεδεμένου χρήστη",
+        "dovecot_restart_failed": "Απέτυχε η επανεκκίνηση του Dovecot, παρακαλώ ελέγξτε τα αρχεία καταγραφής.",
+        "no_active_admin": "Αδυναμία απενεργοποίησης του τελευταίου ενεργού διαχειριστή",
+        "domain_added_sogo_failed": "Προστέθηκε το όνομα χώρου αλλά απέτυχε η επανεκκίνηση του SOGo.",
+        "hash_not_found": "Η κατακερματισμένη τιμή (hash value) δεν βρέθηκε ή έχει είδη διαγραφεί.",
+        "ip_invalid": "Παραλείφθηκε μη έγκυρη διεύθυνση IP: %s",
+        "is_not_primary_alias": "Παραλείφθηκε μη πρωτεύον ψευδώνυμο %s"
+    }
+}