[LoRaWAN] Fix type format #1511

Job	Run time
rpi-build	1m 32s
arduino:avr:uno	6m 52s
esp-build	3m 39s
arduino:avr:mega	3m 17s
arduino:mbed:nano33ble	3m 26s
rpi-pico-build	59s
arduino:mbed:envie_m4	3m 49s
arduino:megaavr:uno2018	2m 43s
tock-build	1m 23s
arduino:sam:arduino_due_x	2m 13s
arduino:samd:arduino_zero_native	2m 9s
adafruit:samd:adafruit_feather_m0	2m 24s
adafruit:nrf52:feather52832	4m 1s
esp32:esp32:esp32	2m 4s
esp8266:esp8266:generic	3m 43s
SparkFun:apollo3:sfe_artemis	2m 18s
STMicroelectronics:stm32:GenF3:pnum=BLACKPILL_F303CC	2m 17s
STMicroelectronics:stm32:Nucleo_64:pnum=NUCLEO_WL55JC1	2m 8s
stm32duino:STM32F1:mapleMini	2m 21s
MegaCoreX:megaavr:4809	2m 3s
arduino:mbed_rp2040:pico	2m 19s
rp2040:rp2040:rpipico	2m 11s
CubeCell:CubeCell:CubeCell-Board	2m 3s
MegaCore:avr:1281	4m 43s
teensy:avr:teensy41	3m 59s
arduino:renesas_uno:minima	2m 8s
rpi-test	13s
	1h 12m 57s

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