Update WiFiGeneric.cpp

Added missing "*"

Author: mrengineer7777

libraries/WiFi/src/WiFiGeneric.cpp

@@ -1418,7 +1418,7 @@ bool WiFiGenericClass::setDualAntennaConfig(uint8_t gpio_ant1, uint8_t gpio_ant2
  * @return A string representation of the event id.
  * @note: arduino_event_id_t values as of Mar 2023 (arduino-esp32 r2.0.7) are: 0-39 (ARDUINO_EVENT_MAX=40) and are defined in WiFiGeneric.h.
  */
-const char WiFiGenericClass::ArduinoEventIdToCStr(arduino_event_id_t id) {
+const char * WiFiGenericClass::ArduinoEventIdToCStr(arduino_event_id_t id) {
     switch(id) {
         case ARDUINO_EVENT_WIFI_READY: return "WIFI_READY";
 	    case ARDUINO_EVENT_WIFI_SCAN_DONE: return "SCAN_DONE";