Translations update from Weblate (#5740)

* [Web] Language file updated by 'Cleanup translation files' addon

[Web] Updated lang.it-it.json

ui: fixed broken Links to docs

ui: fix wrong docs links

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

* [Web] Language file updated by 'Cleanup translation files' addon

Co-authored-by: milkmaker <milkmaker@mailcow.de>

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Co-authored-by: DerLinkman <niklas.meyer@servercow.de>
Co-authored-by: Michele Caputo <michele@caputoweb.xyz>