docs: update dead link walletConnect.md (#4567)

Author: loopy811

site/shared/connectors/walletConnect.md

@@ -138,7 +138,7 @@ const connector = walletConnect({
 
 `string`
 
-WalletConnect Cloud project identifier. You can find your `projectId` on your [WalletConnect dashboard](https://cloud.walletconnect.com/sign-in).
+WalletConnect Cloud project identifier. You can find your `projectId` on your [WalletConnect dashboard](https://cloud.reown.com/sign-in).
 
 ```ts-vue
 import { walletConnect } from '{{connectorsPackageName}}'