MicroPython: Drop Pico Wireless support.

With PPP support added to MicroPython this would be better
handled by creating a PPP-compatible firmware for Pico Wireless
and using the PPP module instead... I think.

micropython/modules/micropython-pico2w.cmake

@@ -0,0 +1,16 @@
+include_directories(${CMAKE_CURRENT_LIST_DIR}/../../)
+
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}")
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/../")
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/../../")
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
+
+include(micropython-common)
+
+# C++ Magic Memory
+include(cppmem/micropython)
+
+# Disable build-busting C++ exceptions
+include(micropython-disable-exceptions)