Add support for opta board

Author: pennam

library.properties

@@ -6,5 +6,5 @@ sentence=Arduino Library for network connection management (WiFi, GSM, NB, [Ethe
 paragraph=Originally part of ArduinoIoTCloud
 category=Communication
 url=https://github.com/arduino-libraries/Arduino_ConnectionHandler
-architectures=samd,esp32,esp8266,mbed,megaavr,mbed_nano,mbed_portenta,mbed_nicla
+architectures=samd,esp32,esp8266,mbed,megaavr,mbed_nano,mbed_portenta,mbed_nicla,mbed_opta
 depends=Arduino_DebugUtils, WiFi101, WiFiNINA, MKRGSM, MKRNB, MKRWAN

src/Arduino_ConnectionHandler.h

@@ -67,6 +67,19 @@
   #define NETWORK_CONNECTED WL_CONNECTED
 #endif
 
+#if defined(ARDUINO_OPTA)
+  #include <WiFi.h>
+  #include <WiFiUdp.h>
+  #include <Ethernet.h>
+  #include <PortentaEthernet.h>
+
+  #define BOARD_HAS_WIFI
+  #define BOARD_HAS_ETHERNET
+  #define NETWORK_HARDWARE_ERROR WL_NO_SHIELD
+  #define NETWORK_IDLE_STATUS WL_IDLE_STATUS
+  #define NETWORK_CONNECTED WL_CONNECTED
+#endif
+
 #ifdef ARDUINO_SAMD_MKRGSM1400
   #include <MKRGSM.h>
   #define BOARD_HAS_GSM