The build system still builds the DPDK plugin when the option
vpp_uses_dpdk is set to "no" in build-data/platforms/vpp.mk causing the
build to fail.

This patch addresses that issue.

Change-Id: Icc1aaa508e730c9b8715119e1259e4c82f974048
Signed-off-by: Marco Varlese <marco.varlese@suse.com>
diff --git a/build-data/packages/vpp.mk b/build-data/packages/vpp.mk
index 170f99c..a31ae7f 100644
--- a/build-data/packages/vpp.mk
+++ b/build-data/packages/vpp.mk
@@ -26,6 +26,8 @@
 ifeq ($($(PLATFORM)_uses_dpdk_mlx5_pmd),yes)
 vpp_configure_args += --with-dpdk-mlx5-pmd
 endif
+else
+vpp_configure_args += --disable-dpdk-plugin
 endif
 
 ifeq ($($(PLATFORM)_enable_tests),yes)