[AutomatedAntennas] Add ethernet hwmapping

Adds support for ethernet to automated antennas. Credits @davide.mor

miosix/arch/cortexM7_stm32f7/stm32f767zi_automated_antennas/interfaces-impl/bsp.cpp

@@ -293,6 +293,12 @@ void IRQbspInit()
     stepper2::enable::mode(Mode::OUTPUT);
     stepper2::direction::mode(Mode::OUTPUT);
 
+    ethernet::cs::mode(Mode::OUTPUT);
+    ethernet::cs::high();
+    ethernet::nrst::mode(Mode::OUTPUT);
+    ethernet::nrst::high();
+    ethernet::intr::mode(Mode::INPUT);
+
     DefaultConsole::instance().IRQset(intrusive_ref_ptr<Device>(new STM32Serial(
         defaultSerial, defaultSerialSpeed, STM32Serial::NOFLOWCTRL)));
 }