Translations update from Weblate (#4364)

* [Web] Updated lang.it.json [CI SKIP]

[Web] Updated lang.it.json [CI SKIP]

Co-authored-by: Stefano <stefano.vassena@gmail.com>
Co-authored-by: milkmaker <milkmaker@mailcow.de>

* [Web] Updated lang.sk.json [CI SKIP]

Co-authored-by: Lukáš Matula <lukas@gbely.net>

Co-authored-by: Stefano <stefano.vassena@gmail.com>
Co-authored-by: Lukáš Matula <lukas@gbely.net>