wifi/espat, rtl8720dn, wifinina, net: modify to use Adapter interface

Signed-off-by: deadprogram <ron@hybridgroup.com>

espat/adapter.go

@@ -0,0 +1,20 @@
+package espat
+
+import (
+	"time"
+
+	"tinygo.org/x/drivers/net"
+)
+
+func (d *Device) ConnectToAccessPoint(ssid, pass string, timeout time.Duration) error {
+	if len(ssid) == 0 {
+		return net.ErrWiFiMissingSSID
+	}
+
+	d.SetWifiMode(WifiModeClient)
+	return d.ConnectToAP(ssid, pass, 10)
+}
+
+func (d *Device) Disconnect() error {
+	return d.DisconnectFromAP()
+}