chore: make vite dev server port configurable #4531

Job	Run time
Canonical CLA signed and Signed-off-by (DCO)	8s
js-tests	1m 1s
check-inclusive-naming	9s
e2e-tests (5.0/edge, chromium)	10m 49s
e2e-tests (5.0/edge, firefox)	15m 36s
lint	1m 9s
e2e-tests (5.21/edge, chromium)	17m 39s
e2e-tests (5.21/edge, firefox)	18m 27s
e2e-tests (latest/edge, chromium)	13m 5s
e2e-tests (latest/edge, firefox)	17m 15s
merge-e2e-reports	10s
	1h 35m 28s

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