[Update Snap] Linea Voyager

[Montoya]

Checklist

All items in the list below needs to be satisfied.

• Is the summary of the change documented in this ticket?
• Has a MetaMask Snaps team member reviewed whether the changes need to be vetted?
• If there are changes that need to be vetted, attach a description and the relevant fixes/remediations to this issue.
• The corresponding pull request in this repo has been merged.

[Montoya]

This update adds the protocol to the URL for allowedOrigins:

    "endowment:rpc": {
      "allowedOrigins": [
        "https://voyager-snap.linea.build"
      ]
    },

The new version is 0.7.1