Update url in library.properties (#10147)

Co-authored-by: Lucas Saavedra Vaz <32426024+lucasssvaz@users.noreply.github.com>

libraries/BLE/library.properties

@@ -5,6 +5,6 @@ maintainer=Dariusz Krempa <esp32@esp32.eu.org>
 sentence=BLE functions for ESP32
 paragraph=This library provides an implementation Bluetooth Low Energy support for the ESP32 using the Arduino platform.
 category=Communication
-url=https://github.com/nkolban/ESP32_BLE_Arduino
+url=https://github.com/espressif/arduino-esp32/tree/master/libraries/BLE
 architectures=esp32
 includes=BLEDevice.h, BLEUtils.h, BLEScan.h, BLEAdvertisedDevice.h