Region settings: translate region names in app's language

[ofreyssinet-ledger]

🦒 Context (issues, jira)

LIVE-1845

💻 Description / Demo (image or video)

Before: each region is translated according to its own locale

https://user-images.githubusercontent.com/91890529/164019159-e9160a5b-56c8-4f86-ab50-675b991e851e.mov

After: each region is translated according to the app's locale

https://user-images.githubusercontent.com/91890529/164019183-745e96d5-d938-4a6b-a51e-dba1d4d79e79.mov

🖤 Expectations to reach

PR must pass CI, rebase develop if conflicts. Thanks!

• on QA: at least one of these two checkboxes must be checked:
  • [x] a specific test planned is defined on Jira
  • [ ] this PR is covered by automatic UI test
• on delivery: at least one of these two checkboxes must be checked:
  • [ ] Option 1: no impact: The changes of this PR have ZERO impact on the userland (invisible for users)
  • [x] Option 2: atomic delivery: the changes is atomic and complete (no partial delivery)

[github-actions[bot]]

Thanks for your contribution. To be able to merge in develop branch, you need to:

• [ ] pass the CI
• [ ] if needed, run /generate-screenshots
• [x] have a dev review
• [x] have a QA review

• [ ] if needed, /upgrade-llc

  Why /generate-screenshots ?

  If your PR contains UI related changes, it might be necessary to regenerate screenshots.

  Why /upgrade-llc ?

  If your PR requires an update to the ledger-live-common library, once the PR is merged on develop on ledger-live-common side, you need to run /upgrade-llc to switch back to ledger-live-common@develop here before merging.

[github-actions[bot]]

Coverage report

St.:grey_question:	Category	Percentage	Covered / Total
🔴	Statements	8.74%	9/103
🔴	Branches	0%	0/19
🔴	Functions	2.94%	1/34
🔴	Lines	8.33%	8/96

Test suite run success

1 tests passing in 1 suite.

Report generated by 🧪jest coverage report action from f527488e9c3ef886ea5f32bf2e1efbdcc73cd1b8