[BT] Update NimBLE-Arduino to 2.2.1 (#2140)

* Update NimBLE-Arduino to 2.2.1

* Add BLE OTA update capability.

platformio.ini

@@ -119,7 +119,7 @@ arduinolog = https://github.com/1technophile/Arduino-Log.git#f634509
 picomqtt = PicoMQTT@1.1.1
 rc-switch = https://github.com/1technophile/rc-switch.git#98537e9
 newremoteswitch = https://github.com/1technophile/NewRemoteSwitch.git#8eb980e
-ble = https://github.com/h2zero/NimBLE-Arduino.git#1.4.1
+ble = https://github.com/h2zero/NimBLE-Arduino.git#2.2.1
 irremoteesp = IRremoteESP8266@2.8.5
 lora = https://github.com/sandeepmistry/arduino-LoRa.git#f4a1d27
 esppilight = ESPiLight@0.17.0
@@ -202,6 +202,7 @@ build_flags =
   '-DZmqttDiscovery="HADiscovery"'
   '-DCONFIG_BT_NIMBLE_ROLE_PERIPHERAL_DISABLED'
   '-DCONFIG_BT_NIMBLE_ROLE_BROADCASTER_DISABLED'
+  '-DCONFIG_NIMBLE_CPP_ADDR_FMT_UPPERCASE'
   '-DMQTTsetMQTT'
   '-DMQTT_HTTPS_FW_UPDATE'
   ;'-DCORE_DEBUG_LEVEL=4'