[DISC] Additional device classes for HA discovery (#1810)

* Restart Button

* BME280 pressure

* BH1750 irradiance

* MQ2 gas

* TEMT6000 & TSL2561 irradiance

* Voltage & Current

* HCSR501 motion

* M5STACK battery

main/config_mqttDiscovery.h

@@ -191,14 +191,19 @@ const char* availableHASSClasses[] = {"battery",
                                       "duration",
                                       "energy",
                                       "enum",
+                                      "gas",
                                       "humidity",
                                       "illuminance",
+                                      "irradiance",
+                                      "motion",
+                                      "moving",
                                       "pm10",
                                       "pm25",
                                       "power",
                                       "power_factor",
                                       "pressure",
                                       "problem",
+                                      "restart",
                                       "signal_strength",
                                       "temperature",
                                       "timestamp",