Allow trigger gpio and input gpio to be the same pin.

This will provide the expected funtionality for the reset trigger when the button is pressed for more than 10 seconds.
Also allows the same pin to be used as an actuator/relay trigger if pressed for less than 10 seconds.

main/ZsensorGPIOInput.ino

@@ -29,7 +29,9 @@
 #include "User_config.h"
 
 #ifdef ZsensorGPIOInput
-
+#  if defined(TRIGGER_GPIO) && INPUT_GPIO == TRIGGER_GPIO
+unsigned long resetTime = 0;
+#  endif
 unsigned long lastDebounceTime = 0;
 int InputState = 3; // Set to 3 so that it reads on startup
 int lastInputState = 3;
@@ -57,6 +59,19 @@ void MeasureGPIOInput() {
     // delay, so take it as the actual current state:
 #  if defined(ESP8266) || defined(ESP32)
     yield();
+#  endif
+#  if defined(TRIGGER_GPIO) && INPUT_GPIO == TRIGGER_GPIO
+    if (reading == LOW) {
+      if (resetTime == 0) {
+        resetTime = millis();
+      } else if ((millis() - resetTime) > 10000) {
+        Log.trace(F("Button Held" CR));
+        Log.notice(F("Erasing ESP Config, restarting" CR));
+        setup_wifimanager(true);
+      }
+    } else {
+      resetTime = 0;
+    }
 #  endif
     // if the Input state has changed:
     if (reading != InputState) {