[Wayback machine] - No error is displayed when tapping "Check for earlier version" without an internet connection

[data-sync-user]

Steps to Reproduce

1. Launch Firefox.
2. Navigate to a website that is unavailable or unable to connect.
3. Cut off the internet connection.
4. Tap "Check for earlier version" on the error screen.
5. Observe the behavior.

Expected Behavior

An error is displayed informing the user that the Wayback Machine cannot be reached due to no internet connection.

Actual Behavior

No error is displayed — the "Check for earlier version" button disappears, and only the "Reload" button remains visible, leaving the user with no feedback on what happened.

Device & Build Information

• Device: iPhone 16 (iOS 26.6)
• Build version: v9000 (75518)

Notes: When pressing the reload button, it remains on an infinite loading screen.

┆Issue is synchronized with this Jira Task