Minor Refactoring of sliboot pom

Updating docker-maven-plugin to 0.34.0 and
removing docker image build goal (it was there twice)

Issue-ID: CCSDK-3343
Signed-off-by: Singal, Kapil (ks220y) <ks220y@att.com>
Change-Id: I26401befaf235ddfe694c6206cbd547cbc56cc03
1 file changed