RadioLib edge-triggered interrupts robustness (#9658)

* Fix potential race condition (read, ISR write, clear) in NotifiedWorkerThread

* Check for missed edge-triggered interrupts race condition between startReceive and enableInterrupt

* Occasionally poll to catch missed RX_DONE interrupts. (RadioLibInterface::pollMissedIrqs)

* Simplify RadioLibInterface::checkRxDoneIrqFlag()

---------

Co-authored-by: Ben Meadors <benmmeadors@gmail.com>

src/main.cpp

@@ -1119,6 +1119,14 @@ void loop()
 #endif
     power->powerCommandsCheck();
 
+    if (RadioLibInterface::instance != nullptr) {
+        static uint32_t lastRadioMissedIrqPoll;
+        if (!Throttle::isWithinTimespanMs(lastRadioMissedIrqPoll, 1000)) {
+            lastRadioMissedIrqPoll = millis();
+            RadioLibInterface::instance->pollMissedIrqs();
+        }
+    }
+
 #ifdef DEBUG_STACK
     static uint32_t lastPrint = 0;
     if (!Throttle::isWithinTimespanMs(lastPrint, 10 * 1000L)) {