Add hibernate-micrometer to enable Hibernate metrics

See spring-attic#4791

Author: onobc

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

@@ -31,6 +31,10 @@
 			<groupId>io.micrometer.prometheus</groupId>
 			<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>

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

@@ -39,6 +39,10 @@
 			<groupId>io.micrometer.prometheus</groupId>
 			<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>