Increase timeout to 3 seconds

The status bot keeps spamming Matrix with bogus messages about people's personal websites being down because they're hosted on other servers and sometimes take longer than 1 second to fetch. 3 seconds should be enough to avoid this.

main.go

@@ -60,7 +60,7 @@ func index(w http.ResponseWriter, r *http.Request) {
 	}
 
 	// get service status'
-	timeout := time.Second
+	timeout := 3 * time.Second
 	ctx, cancel := context.WithTimeout(context.Background(), timeout)
 	defer cancel()
 	data := scanner.CheckServiceBatch(ctx, config.Service)