fix: match signature request and message params ID

[matthewwalsh0]

Explanation

Ensure the signature request id and message params metamaskId use the same value so that legacy code using only the message params can locate the associated signature request.

References

Changelog

@metamask/signature-controller

• FIXED: Use same value for signature request id and message params metamaskId.

Checklist

• I've updated the test suite for new or updated code as appropriate
• I've updated documentation (JSDoc, Markdown, etc.) for new or updated code as appropriate
• I've highlighted breaking changes using the "BREAKING" category above as appropriate
• I've prepared draft pull requests for clients and consumer packages to resolve any breaking changes