Fix auditor elector executor block problem. #1228

Job	Run time
PR Validation	7m 39s
Build with windows on JDK 11	5m 58s
Bookie Tests	18m 51s
Client Tests	36m 54s
Backward compatibility tests	3m 34s
Replication Tests	15m 4s
Integration Tests	7m 8s
Compatibility Check Java8	19m 21s
Remaining Tests	19m 31s
Compatibility Check Java11	20m 2s
Build with macos on JDK 11	6m 39s
TLS Tests	12m 56s
Compatibility Check Java17	19m 40s
StreamStorage Tests	18m 39s
Shell tests	22s
OWASP Dependency Check	0s
	3h 32m 18s

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