"Failed to fetch did doc" should be handled with a try/catch in `subscribe`

[devceline]

Sentry context: https://walletconnect.sentry.io/issues/5047630351/?alert_rule_id=14621332&alert_type=issue&notification_uuid=5f97310e-9157-4473-a21e-4e406fe71075&project=4505754150043648&referrer=slack