Add option for trying a range of TCP ports #1720

Job	Run time
ruby-versions / Generate Ruby versions	3s
test (2.7)	2m 0s
test (3.0)	1m 53s
test (3.1)	1m 34s
test (3.2)	1m 57s
test (3.3)	1m 40s
test (debug)	4m 41s
test (head)	1m 28s
	15m 16s

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