MOB-50 Add screens, for wallet backup

[JoaoRaimundo]

What does this PR do?

A few sentences describing the overall goals of the pull request's commits.

Explain any technical decisions that were made and why (when it makes sense).

Database changed?

Yes | No

Where should the reviewer start?

• [ ] Foo.java
• [ ] Foo.kt

How should this be manually tested?

Flow on how to test this or QA Tickets related to this use-case: [MOB-50](https://aptoide.atlassian.net/browse/MOB-)

What are the relevant tickets?

Tickets related to this pull-request: MOB-50

Questions:

Does this add new dependencies which need to be added? (Eg. new libs, new keys, etc.)

Code Review Checklist

• [ ] Architecture
• [ ] Documentation on public interfaces
• [ ] Database changed?
• [ ] If yes - Database migration?
• [ ] Remove comments & unused code & forgotten testing Logs
• [ ] Codestyle
• [ ] Functional QA tests pass