reformat #268

Job	Run time
build-arduino (release-v4.4, weather)	1m 43s
format-check	1m 25s
build (release-v4.4, calibration_helper)	55s
build (release-v4.4, demo)	56s
build (release-v4.4, dragon)	59s
build (release-v4.4, grayscale_test)	56s
build (release-v4.4, www-image)	59s
build (release-v5.1, calibration_helper)	1m 3s
build (release-v5.1, demo)	1m 3s
build (release-v5.1, dragon)	1m 9s
build (release-v5.1, grayscale_test)	1m 9s
build (release-v5.1, www-image)	1m 7s
build (release-v5.2, calibration_helper)	1m 8s
build (release-v5.2, demo)	57s
build (release-v5.2, dragon)	1m 3s
build (release-v5.2, grayscale_test)	59s
build (release-v5.2, www-image)	20s
build (release-v5.3, calibration_helper)	1m 2s
build (release-v5.3, demo)	1m 12s
build (release-v5.3, dragon)	1m 18s
build (release-v5.3, grayscale_test)	1m 7s
build (release-v5.3, www-image)	58s
build (release-v5.1, screen_diag)	1m 8s
	24m 36s

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