[OPENENGSB-3433] Remove contributor list from root pom
[OPENENGSB-3433] Remove contributor list from root pom

Instead it's linked in general in the openengsb-root pom and the details
are in confluence

Signed-off-by: Andreas Pieber <57efbcbb22ec0bd89955a40df26b44c340d3e38d@gmail.com>

openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb