fix release job according to eclipse requirements

Signed-off-by: Maxim Nesen <maxim.nesen@oracle.com>

etc/jenkins/release.sh

diff --git a/etc/jenkins/release.sh b/etc/jenkins/release.sh
index 14c05cd..4477bc2 100755
--- a/etc/jenkins/release.sh
+++ b/etc/jenkins/release.sh
@@ -1,6 +1,6 @@
 #!/bin/bash -ex
 #
-# Copyright (c) 2019 Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2019, 2020 Oracle and/or its affiliates. All rights reserved.
 #
 # This program and the accompanying materials are made available under the
 # terms of the Eclipse Distribution License v. 1.0, which is available at
@@ -20,6 +20,9 @@
 DRY_RUN="${3}"
 OVERWRITE="${4}"
 
+
+export MAVEN_SKIP_RC="true"
+
 . etc/scripts/maven.incl.sh
 . etc/scripts/nexus.incl.sh