Use GNU binutils on MacOS #178

Job	Run time
micro_ros_platformio (teensy41)	5m 43s
micro_ros_platformio (teensy40)	6m 12s
micro_ros_platformio (teensy36)	5m 40s
micro_ros_platformio (teensy35)	5m 46s
micro_ros_platformio (teensy31)	5m 34s
micro_ros_platformio (due)	7m 32s
micro_ros_platformio (zero)	5m 45s
micro_ros_platformio (olimex_e407)	6m 15s
micro_ros_platformio (esp32dev)	6m 2s
micro_ros_platformio (nanorp2040connect)	7m 5s
micro_ros_platformio (portenta_h7_m7)	9m 0s
micro_ros_platformio (teensy41_eth)	6m 2s
micro_ros_platformio (nanorp2040connect_wifi)	6m 54s
micro_ros_platformio (portenta_h7_m7_wifi)	7m 0s
micro_ros_platformio (esp32dev_wifi)	6m 35s
micro_ros_platformio (portenta_h7_m7_humble)	5m 39s
micro_ros_platformio (portenta_h7_m7_rolling)	8m 29s
micro_ros_platformio (teensy41_custom)	5m 50s
micro_ros_platformio (pico)	7m 19s
	2h 4m 22s

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