[Improvement-16872][Master] Select a coordinator from masters to wake up task group #18863

Job	Run time
Backend-Path-Filter	7s
Backend-Path-Filter	7s
Backend-Build (8)	11m 13s
Backend-Build (8)	11m 13s
Backend-Build (11)	30m 15s
Backend-Build (11)	11m 33s
${{ matrix.case.name }}-${{ matrix.version }}	0s
${{ matrix.case.name }}	0s
Build	1s
Build	1s
cluster-test-mysql-with-zookeeper-registry	2m 49s
cluster-test-mysql-with-mysql-registry	2m 59s
cluster-test-postgresql-zookeeper-registry	2m 37s
schema-check-with-mysql-3.1.9	1m 39s
cluster-test-postgresql-with-postgresql-registry	2m 28s
schema-check-with-postgresql-3.1.9	1m 45s
schema-check-with-mysql-3.2.0	1m 41s
schema-check-with-postgresql-3.2.0	1m 12s
	1h 21m 40s

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