chore: remove V2 SecureStore deprecations

[shukriahmed-dd]

chore: remove V2 SecureStore deprecations

Checklist

Before raising your pull request:

• Commit messages that conform to conventional commit messages
• Ran the app locally ensuring it builds
• Ran the tests locally ensuring they pass on Build
• Pull request has a clear title with a short description about the feature or update
• Created a draft pull request if it is not yet ready for review

Before your pull request can be reviewed:

• Met all of the acceptance criteria specified in the user story on Jira

• Reviewed your own code to ensure you are following the style guidelines

• Ran the app and tested the feature on a range of device sizes
  Please include iPod Touch, iPhone SE and iPhone 11 as a minimum.

• Written Unit and Integration tests if needed

• Met all accessibility requirements?

  • Checked dynamic type sizes are applied
  • Checked VoiceOver can navigate your new code
  • Checked a user can navigate only using a keyboard around your new code

Before merging your pull request:

• Ensure that the code coverage and SonarCloud checks have passed
• Actioned and resolved all comments, reaching out to reviewers for clarifications if necessary.
• Ran the app to ensure that no regressions have been caused by changes during code review.

[sonarqubecloud]

Quality Gate failed

Failed conditions
50.0% Coverage on New Code (required ≥ 80%)

See analysis details on SonarQube Cloud