UI tests: add test to add account from Settings -> Wallet

[anastasiyaig]

Implement the following scenario:

Scenario Outline: The user can generate new account from Settings for default Status account keypair
        Given the user opens app settings screen
        And the user opens the wallet settings
        When the user adds a generated account with "<name>" color "#<color>" and emoji "<emoji>" in Settings
        Then the account is present with "<name>" and "#<color>" and emoji unicode "<emoji_unicode>" in the accounts list in Settings

        Examples:
            | name    | color  | emoji      | emoji_unicode |
            | GenAcc1 | 2a4af5 | sunglasses | 1f60e |