ovirt-engine: update maven findbugs plugin version to 2.5.1
ovirt-engine: update maven findbugs plugin version to 2.5.1

Change-Id: I31b9fde05b78953c8636d8fb2b3c14d8bd9db96f
Signed-off-by: 0c20e4549535c289cc2166cc92c7b892ceb19f3b@redhat.com

zerodengxinchao/ovirt-engine,eayun/ovirt-engine,eayun/ovirt-engine,halober/ovirt-engine,yingyun001/ovirt-engine,walteryang47/ovirt-engine,yingyun001/ovirt-engine,eayun/ovirt-engine,yingyun001/ovirt-engine,yapengsong/ovirt-engine,yapengsong/ovirt-engine,yapengsong/ovirt-engine,zerodengxinchao/ovirt-engine,yingyun001/ovirt-engine,zerodengxinchao/ovirt-engine,eayun/ovirt-engine,halober/ovirt-engine,OpenUniversity/ovirt-engine,halober/ovirt-engine,OpenUniversity/ovirt-engine,OpenUniversity/ovirt-engine,walteryang47/ovirt-engine,OpenUniversity/ovirt-engine,eayun/ovirt-engine,walteryang47/ovirt-engine,yapengsong/ovirt-engine,zerodengxinchao/ovirt-engine,OpenUniversity/ovirt-engine,yapengsong/ovirt-engine,walteryang47/ovirt-engine,halober/ovirt-engine,zerodengxinchao/ovirt-engine,walteryang47/ovirt-engine,yingyun001/ovirt-engine