[Bug]: 'Import using Secret Recovery' button text is missing the word 'Phrase'

## Describe the bug

On the onboarding screen, the button text reads **"Import using Secret Recovery"** but it should read **"Import using Secret Recovery Phrase"**. The word "Phrase" is missing from the label.

## Expected behavior

Button text should read: **"Import using Secret Recovery Phrase"**

## Screenshots/Recordings


The bottom option on the onboarding screen shows "Import using Secret Recovery" instead of "Import using Secret Recovery Phrase".

## Steps to reproduce

1. Open the MetaMask mobile app
2. View the onboarding / welcome screen
3. Observe the text of the bottom option button — it reads "Import using Secret Recovery" instead of "Import using Secret Recovery Phrase"

## Error messages or log output

N/A — this is a copy/text issue, no error is thrown.

## Where was this bug found?

Live version (from official store)

## Version

## Build number

## Device

iPhone 17 pro (iOS)

## Operating system

- iOS

## Additional context

This is a minor copy/UX bug. The truncated label may confuse users who are unfamiliar with the full term "Secret Recovery Phrase", which is the standard terminology used throughout the MetaMask product.

## Severity

- Low severity — cosmetic/copy issue, does not block functionality
- Visible to all users on the onboarding screen