Get rid of private nexus in ambari metrics to fix build
diff --git a/ambari-metrics/pom.xml b/ambari-metrics/pom.xml
index 3a30929..fb17f08 100644
--- a/ambari-metrics/pom.xml
+++ b/ambari-metrics/pom.xml
@@ -74,7 +74,7 @@
     <repository>
       <id>apache-hadoop</id>
       <name>hdp</name>
-      <url>http://nexus-private.hortonworks.com/nexus/content/groups/public</url>
+      <url>https://repository.apache.org/content/repositories/releases/</url>
     </repository>
     <repository>
       <id>apache-snapshots</id>