Do not translate some strings as they don't require to be translated

Description

Clean Advanced Privacy translation, mainly by not translating the application title and also by not translating the strings that use @ reference

Issue(s)

https://gitlab.e.foundation/e/os/backlog/-/issues/247

https://gitlab.e.foundation/e/os/backlog/-/issues/287

Tests

Tested by building locally on an emulator

Technical details

Screenshots

Screenshot

Check list

• Self review
• Test procedure explained
• Tested on fresh install
• Tested applied as an update
• License
• Internal documentation
• User documentation