Upgrade to Hazelcast 3.11.7

Closes gh-20249

Author: snicoll

spring-boot-project/spring-boot-dependencies/pom.xml

@@ -69,7 +69,7 @@
 		<gson.version>2.8.6</gson.version>
 		<h2.version>1.4.200</h2.version>
 		<hamcrest.version>1.3</hamcrest.version>
-		<hazelcast.version>3.11.6</hazelcast.version>
+		<hazelcast.version>3.11.7</hazelcast.version>
 		<hazelcast-hibernate5.version>1.2.3</hazelcast-hibernate5.version>
 		<hibernate.version>5.3.15.Final</hibernate.version>
 		<hibernate-validator.version>6.0.18.Final</hibernate-validator.version>