Test slowing down opening the port #233

Job	Run time
build (windows-2019, windows, exe)	58s
build (windows-2019, windows, exe)	24m 13s
build (windows-2019, windows-factory, exe)	1m 10s
build (windows-2019, windows-factory, exe)	26m 12s
build (ubuntu-20.04, linux, run)	58s
build (ubuntu-20.04, linux, run)	16m 50s
build (macos-11, mac, dmg)	1m 16s
build (macos-11, mac, dmg)	27m 3s
build (ubuntu-20.04, linux-rpi, tar.gz)	2m 26s
build (ubuntu-20.04, linux-rpi, tar.gz)	17m 25s
stable-release	0s
stable-release	0s
development-release	0s
development-release	48s
	1h 59m 19s

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