These change will add the scapy dependency
for Debian stable wheels support older DPDK platform
versions and virtual switch custom clients.
Test plan:
PASS: Run downloader -s -b
PASS: Build wheel tarball
PASS: Use the wheels tarball in build-image script
Story: 2010317
Task: 46389
Signed-off-by: Romulo Leite <romulo.leite@windriver.com>
Change-Id: I84aacb09b9137d3f571fe7767cc063569b413e1d
739a4ba9ac