re-create ngx4330.h

remove some rom driver dependency on upper layer
introduce CAP_DEVICE_ROMDRIVER to overwrite TUSB_CFG_DEVICE_USE_ROM_DRIVER within the lib
add support for lpc175x_6x
- able to build and blink led on lpcxpresso1769 with device (without any class enabled)

tinyusb/hal/hal.h

@@ -65,6 +65,8 @@
   #include "hal_lpc13uxx.h"
 #elif MCU == MCU_LPC43XX
   #include "hal_lpc43xx.h"
+#elif MCU == MCU_LPC175X_6X
+  #include "hal_lpc175x_6x.h"
 #else
   #error MCU is not defined or supported yet
 #endif