Added XDEFI to readme

[mhchaudhry3]

Description

Checklist

• The version field in package.json of the package you have made changes in is incremented following semantic versioning and using alpha release tagging
• The box that allows repo maintainers to update this PR is checked
• I tested locally to make sure this feature/fix works
• I have run yarn file-check, yarn type-check & yarn build to confirm there are not any associated errors
• This PR passes the Circle CI checks

If this PR includes changes to add an injected wallet or SDK wallet module:

Please complete the following using the internal demo package.
To run this demo use the command yarn && yarn dev to get the project running at http://localhost:8080/

Tests with demo app (injected)

• send transaction
• switch chains
• sign message
• sign typed message
• disconnect

Tests with demo app (SDK)

• send transaction
• switch chains
• sign message
• sign typed message
• disconnect

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated
web3-onboard-docs	✅ Ready (Inspect)	Visit Preview	💬 Add your feedback	Feb 24, 2023 at 4:53PM (UTC)