update BLE library for ESP32 env compatibility

with the last version of ESP32 arduino env it is not possible to compile on ESP32, we get "missing gatt_api.h" ERROR. So as to avoid that we need to use the last version of the nkolban library for BLE 0.4.16

lib/ESP32_BLE_Arduino/src/GeneralUtils.h

@@ -10,6 +10,8 @@
 #include <stdint.h>
 #include <string>
 #include <esp_err.h>
+#include <algorithm>
+#include <vector>
 
 /**
  * @brief General utilities.
@@ -18,11 +20,15 @@ class GeneralUtils {
 public:
 	static bool        base64Decode(const std::string& in, std::string* out);
 	static bool        base64Encode(const std::string& in, std::string* out);
+	static void        dumpInfo();
 	static bool        endsWith(std::string str, char c);
 	static const char* errorToString(esp_err_t errCode);
 	static void        hexDump(const uint8_t* pData, uint32_t length);
 	static std::string ipToString(uint8_t* ip);
-	static void        restart();
+	static std::vector<std::string> split(std::string source, char delimiter);
+	static std::string toLower(std::string& value);
+	static std::string trim(const std::string& str);
+
 };
 
 #endif /* COMPONENTS_CPP_UTILS_GENERALUTILS_H_ */