Expose Prometheus metrics

Expose both JVM and HV-VES metrics by means of HealthCheckApiServer in
Prometheus format.

Change-Id: I81b74cd945c67569703a4a74f5a2683ede18d64a
Issue-ID: DCAEGEN2-1029
Signed-off-by: Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
diff --git a/sources/hv-collector-main/pom.xml b/sources/hv-collector-main/pom.xml
index a94d634..9e124ef 100644
--- a/sources/hv-collector-main/pom.xml
+++ b/sources/hv-collector-main/pom.xml
@@ -135,7 +135,7 @@
         -->
         <dependency>
             <groupId>io.micrometer</groupId>
-            <artifactId>micrometer-registry-jmx</artifactId>
+            <artifactId>micrometer-registry-prometheus</artifactId>
         </dependency>
     </dependencies>