Feature: Allow reset of radio statistics via WebApp

include/WebApi_errors.h

@@ -32,6 +32,7 @@ enum WebApiError {
     InverterChanged,
     InverterDeleted,
     InverterOrdered,
+    InverterStatsResetted,
 
     LimitBase = 5000,
     LimitSerialZero,

include/WebApi_inverter.h

@@ -14,4 +14,5 @@ private:
     void onInverterEdit(AsyncWebServerRequest* request);
     void onInverterDelete(AsyncWebServerRequest* request);
     void onInverterOrder(AsyncWebServerRequest* request);
+    void onInverterStatReset(AsyncWebServerRequest* request);
 };