195 o make setting translatable

Description

Update /e/ account setting: sync on metered network

• Update Text's value
• Make text translatable

Edit: extend the same modification on two other settings: Pictures and Videos & Application settings but without changing text values

Issue(s)

https://gitlab.e.foundation/e/os/backlog/-/issues/195#note_193031

Screenshots

Check list

• Self review
• Self test
• Code review