Give up manager in case of partition on master too #626

Job	Run time
Prepare	5s
Test (GODOG_FEATURE=00_cluster_smoke make test)	2m 10s
Test (GODOG_FEATURE=00_sentinel_smoke make test)	2m 36s
Test (GODOG_FEATURE=01_cluster_maintenance make test)	6m 47s
Test (GODOG_FEATURE=01_sentinel_maintenance make test)	7m 30s
Test (GODOG_FEATURE=02_cluster_switchover_from make test)	5m 38s
Test (GODOG_FEATURE=02_sentinel_switchover_from make test)	6m 41s
Test (GODOG_FEATURE=03_cluster_switchover_to make test)	4m 28s
Test (GODOG_FEATURE=03_sentinel_switchover_to make test)	5m 9s
Test (GODOG_FEATURE=04_cluster_failover make test)	17m 20s
Test (GODOG_FEATURE=04_sentinel_failover make test)	18m 38s
Test (GODOG_FEATURE=05_cluster_replication_fix make test)	6m 17s
Test (GODOG_FEATURE=05_sentinel_replication_fix make test)	4m 48s
Test (GODOG_FEATURE=06_cluster_lost make test)	9m 9s
Test (GODOG_FEATURE=06_sentinel_lost make test)	9m 20s
Test (GODOG_FEATURE=07_cluster_local_repair make test)	14m 19s
Test (GODOG_FEATURE=07_sentinel_local_repair make test)	15m 13s
	2h 16m 8s

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