Tests the "LinkPreconnect" trace event
Recording started
Tracing complete
Count of LinkPreconnect events found: 1

Event shape:
Object: {
	args: {
		data: {
			frame: string
			node_id: number
			url: string
		}
	}
	cat: string
	name: string
	ph: string
	pid: number
	s: string
	tid: number
	ts: number
}
Preconnect URL: https://example.com/