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

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

net/mqtt/mqtt.go

@@ -23,7 +23,7 @@ func NewClient(o *ClientOptions) Client {
 }
 
 type mqttclient struct {
-	adaptor         net.DeviceDriver
+	adaptor         net.Adapter
 	conn            net.Conn
 	connected       bool
 	opts            *ClientOptions

net/mqtt/paho.go

@@ -175,7 +175,7 @@ type ClientOptionsReader struct {
 
 // ClientOptions contains configurable options for an MQTT Client.
 type ClientOptions struct {
-	Adaptor net.DeviceDriver
+	Adaptor net.Adapter
 
 	//Servers                 []*url.URL
 	Servers  string