RPi Pico screen, CannedMessageModule (CardKB) and reboot support (#2595)

* Make input_source case insensitive

* Implement reboot for RP2040

* Remove EXT_NOTFIFY_OUT as it conflicts with I2C and module is not supported

* RP2040 has screen, button and wire

* Add default I2C pins also for Pico W

src/shutdown.h

@@ -12,6 +12,8 @@ void powerCommandsCheck()
         ESP.restart();
 #elif defined(ARCH_NRF52)
         NVIC_SystemReset();
+#elif defined(ARCH_RP2040)
+        rp2040.reboot();
 #else
         rebootAtMsec = -1;
         LOG_WARN("FIXME implement reboot for this platform. Skipping for now.\n");
@@ -33,4 +35,4 @@ void powerCommandsCheck()
         LOG_WARN("FIXME implement shutdown for this platform");
 #endif
     }
-}
+}