Add option to override UI port #2607

Job	Run time
cloud-test	0s
cloud-test	0s
cloud-test	0s
build-and-test (ubuntu-latest, oldstable)	10m 9s
build-and-test (ubuntu-latest, oldstable)	10m 9s
build-and-test (ubuntu-latest, oldstable)	16m 34s
build-and-test (ubuntu-latest, stable)	24m 39s
build-and-test (ubuntu-latest, stable)	24m 39s
build-and-test (ubuntu-latest, stable)	24m 39s
build-and-test (macos-intel, oldstable)	4m 33s
build-and-test (macos-intel, oldstable)	4m 33s
build-and-test (macos-intel, oldstable)	17m 23s
build-and-test (macos-intel, stable)	17m 40s
build-and-test (macos-intel, stable)	17m 40s
build-and-test (macos-intel, stable)	17m 40s
build-and-test (macos-arm, oldstable)	13m 8s
build-and-test (macos-arm, oldstable)	16m 26s
build-and-test (macos-arm, oldstable)	16m 26s
build-and-test (macos-arm, stable)	13m 14s
build-and-test (macos-arm, stable)	13m 14s
build-and-test (macos-arm, stable)	16m 39s
build-and-test (windows-latest, oldstable)	18m 16s
build-and-test (windows-latest, oldstable)	18m 16s
build-and-test (windows-latest, oldstable)	18m 16s
build-and-test (windows-latest, stable)	18m 52s
build-and-test (windows-latest, stable)	18m 52s
build-and-test (windows-latest, stable)	18m 52s
features-test / test	2m 5s
features-test / test	2m 5s
features-test / test	2m 5s
	6h 37m 4s

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