Routers / Repeaters deep sleep default w/ LoRA interrupts (#3251)

* Experimenting with deep sleep routers / repeaters

* Make decision to SDS or LS based on Router/Repeater role

* Don't sleep LoRA on router / repeater deep sleep

* Guards

* Platform guards

* Rename method

src/sleep.h

@@ -43,4 +43,8 @@ extern Observable<void *> notifyDeepSleep;
 
 /// Called to tell GPS thread to enter deep sleep independently of LoRa/MCU sleep, prior to full poweroff. Must return 0
 extern Observable<void *> notifyGPSSleep;
-void enableModemSleep();
+void enableModemSleep();
+#ifdef ARCH_ESP32
+void enableLoraInterrupt();
+bool shouldLoraWake(uint32_t msecToWake);
+#endif