Remove unused AXP debug code

This was shuffled around a couple years ago, but hasn't been used
since, and we had two copies in the code. Delete it.

src/platform/esp32/main-esp32.cpp

@@ -166,26 +166,6 @@ void esp32Setup()
 #endif
 }
 
-#if 0
-// Turn off for now
-
-uint32_t axpDebugRead()
-{
-  axp.debugCharging();
-  LOG_DEBUG("vbus current %f", axp.getVbusCurrent());
-  LOG_DEBUG("charge current %f", axp.getBattChargeCurrent());
-  LOG_DEBUG("bat voltage %f", axp.getBattVoltage());
-  LOG_DEBUG("batt pct %d", axp.getBattPercentage());
-  LOG_DEBUG("is battery connected %d", axp.isBatteryConnect());
-  LOG_DEBUG("is USB connected %d", axp.isVBUSPlug());
-  LOG_DEBUG("is charging %d", axp.isChargeing());
-
-  return 30 * 1000;
-}
-
-Periodic axpDebugOutput(axpDebugRead);
-#endif
-
 /// loop code specific to ESP32 targets
 void esp32Loop()
 {
@@ -263,4 +243,4 @@ void cpuDeepSleep(uint32_t msecToWake)
 
     esp_sleep_enable_timer_wakeup(msecToWake * 1000ULL); // call expects usecs
     esp_deep_sleep_start();                              // TBD mA sleep current (battery)
-}
+}