Backport "Add hibernate-micrometer to enable Hibernate metrics (#5322)"

See #4791

Author: onobc

spring-cloud-dataflow-server-core/pom.xml

@@ -26,6 +26,10 @@
 			<artifactId>prometheus-rsocket-spring</artifactId>
 		</dependency>
 
+		<dependency>
+			<groupId>org.hibernate</groupId>
+			<artifactId>hibernate-micrometer</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-dataflow-common-flyway</artifactId>