Pass RTE_DEVEL_BUILD=n to make calls to avoid building the test
pmds with rpath set to the current path, which is wrong for binaries
shipped by distributions.
Fixes Lintian Error:
E: dpdk: binary-or-shlib-defines-rpath usr/bin/dpdk-pdump
/home/lboccass/git/dpdk_deb/debian/build/shared-root/lib
Change-Id: I45e6a72beed1769fe35277ec5a2bcf50788254bd
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>