feat: implement notify api

[enesozturk]

Description

We've implemented Notify API to test features of it in mobile sample wallets (RN, Swift, Kotlin). We'd better to implement the Notify Client or new hooks in the web examples as well.

Resources

• https://docs.walletconnect.com/web3wallet/notify/introduction
• Notify Client JS
• Web3Inbox hooks
• Slack conversation