package only the vpp binaries (rpm)
package only the vpp binaries (rpm)

The first install regexp of the vpp.spec file was too permissive and
included dpdk binaries.

Should fix rpm packaging error: Installed (but unpackaged) file(s) found:
/usr/bin/dpdk-pdump
/usr/bin/dpdk-pmdinfo
/usr/bin/dpdk-procinfo
/usr/bin/testpmd

Change-Id: Ic905307cf07b9eeadf8125aaa3e1922dcc6269b3
Signed-off-by: Gabriel Ganne <54ed6f2b99047a4f6b8431ec375373608f566aee@enea.com>

milanlenco/vpp,FDio/vpp,chrisy/vpp,milanlenco/vpp,FDio/vpp,vpp-dev/vpp,chrisy/vpp,chrisy/vpp,milanlenco/vpp,chrisy/vpp,milanlenco/vpp,vpp-dev/vpp,vpp-dev/vpp,vpp-dev/vpp,FDio/vpp,milanlenco/vpp,vpp-dev/vpp,FDio/vpp,vpp-dev/vpp,FDio/vpp,FDio/vpp,milanlenco/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,vpp-dev/vpp,chrisy/vpp,FDio/vpp