policy drools apps merge job not using java-opts

The jvm option to prefer IPv4 was replaced with
maven opts as it seems that the merge job does
not look at jvm-opts.

Issue-ID: POLICY-4213
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I15977498c8a26789024cac890982010eac1707be
1 file changed