feat: new wallet flow disable for mobile app

[gomesalexandre]

Description

Precisely what it says on the box.

Issue (if applicable)

• relates to New wallet flow - mobile native #8607 - disables the feature there altogether until we agree on wat do with @shapeshift/product

Risk

High Risk PRs Require 2 approvals

What protocols, transaction types, wallets or contract interactions might be affected by this PR?

Low/None

Testing

Engineering

• Run with the mobile app set to localhost, or deploy me on your env (not gome as it will be used for final new wallet flow testing) and ensure the current wallet flow is used on mobile

Operations

• 🏁 My feature is behind a flag and doesn't require operations testing (yet)

None

Screenshots (if applicable)

[0xApotheosis]

Local happy on web, just-deployed juice happy on mobile 👌