Add checks for ports (#11214) #367

Job	Run time
plugins (windows-latest)	4m 17s
fmt-clippy (windows-latest, default)	7m 59s
fmt-clippy (windows-latest, extra)	6m 39s
plugins (macos-latest)	4m 51s
fmt-clippy (macos-latest, default)	6m 42s
plugins (ubuntu-20.04)	2m 9s
fmt-clippy (macos-latest, extra)	4m 18s
fmt-clippy (ubuntu-20.04, default)	2m 33s
fmt-clippy (ubuntu-20.04, dataframe)	3m 10s
std-lib-and-python-virtualenv (ubuntu-20.04, py)	3m 49s
fmt-clippy (ubuntu-20.04, extra)	2m 27s
std-lib-and-python-virtualenv (macos-latest, py)	5m 47s
tests (windows-latest, default)	11m 2s
std-lib-and-python-virtualenv (windows-latest, py)	10m 25s
tests (macos-latest, default)	9m 18s
tests (ubuntu-20.04, default)	5m 13s
tests (ubuntu-20.04, dataframe)	6m 37s
tests (ubuntu-20.04, extra)	5m 4s
	1h 42m 20s

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