cluster, playground: add config `advertise-addr` to tiproxy #3929

Job	Run time
dm (--do-cases test_cmd)	6m 45s
dm (--do-cases test_upgrade)	5m 42s
dm (--native-ssh --do-cases test_cmd)	9m 24s
dm (--native-ssh --do-cases test_upgrade)	6m 16s
	28m 7s

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