core: tools: mavlink-server: Update to 0.5.2 #1777

Job	Run time
python-tests	2m 42s
frontend-tests	1m 47s
deploy-docker-images (bootstrap, blueos, linux/arm/v7,linux/arm64/v8,linux/amd64)	2m 14s
deploy-docker-images (core, blueos, linux/arm/v7,linux/arm64/v8,linux/amd64)	16m 24s
deploy-raspberry-image	0s
	23m 7s

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