Fix Hand Tracker demo #829

Job	Run time
build (ubuntu-latest)	5m 38s
build (ubuntu-latest)	14m 54s
build (Linux, ARM)	5m 29s
build (Linux, ARM)	2h 25m 19s
build (Linux, ARM64)	5m 41s
build (Linux, ARM64)	1h 6m 10s
Combine into a single multi-arch image and upload tags	0s
Combine into a single multi-arch image and upload tags	3s
	4h 3m 14s

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