[LLM/LLD] Deprecated coins banner

[lvndry]

❓ Context

• JIRA or GitHub link: https://ledgerhq.atlassian.net/browse/LIVE-11925

✅ Checklist

• npx changeset was attached.
• Covered by automatic tests.
• Impact of the changes:
  • LLD: when "will_be_deprecated" coin config is on, a banner should be displayed
  • LLM: when "will_be_deprecated" coin config is on, a banner should be displayed

📝 Description

We add a banner in the account page to inform users a coin is about to be deprecated

❓ Context

• JIRA or GitHub link:

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🧐 Checklist for the PR Reviewers

• The code aligns with the requirements described in the linked JIRA or GitHub issue.
• The PR description clearly documents the changes made and explains any technical trade-offs or design decisions.
• There are no undocumented trade-offs, technical debt, or maintainability issues.
• The PR has been tested thoroughly, and any potential edge cases have been considered and handled.
• Any new dependencies have been justified and documented.
• Performance considerations have been taken into account. (changes have been profiled or benchmarked if necessary)

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[hzheng-ledger]

Have a look at my comments, plz.
Thanks

[hzheng-ledger]

It looks good. Thanks

[hzheng-ledger]

looks good