Added missing Adafruit_NeoPixel lib #3

Job	Run time
build (examples/UnitTestExample)	48s
build (examples/ETHOTA)	48s
build (examples/HelloServer)	57s
build (examples/SDWebServer)	57s
build (examples/MQTTClient)	50s
build (examples/ESPMQTTSClient)	50s
build (examples/StaticIPAddress)	1m 3s
build (examples/UDPClientReceiver)	59s
build (examples/UDPClientSender)	52s
build (examples/UDPClientReceiverDirectPC)	48s
build (examples/UDPClientSenderDirectPC)	48s
build (examples/AsyncUDPServer)	55s
build (examples/AsyncUDPClient)	58s
build (examples/WebSocketClient)	47s
build (examples/WebSocketServer)	50s
build (examples/TCPClient)	51s
build (examples/TCPServer)	52s
build (examples/RS485_Master)	48s
build (examples/RS485_Slave)	45s
build (examples/RS485_ModBUS)	48s
build (examples/LoRaShield)	48s
build (examples/SPIExample)	51s
build (examples/WireExample)	45s
	19m 38s

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