Add one new edge for ipv6 after gtppsc so that packetforge can parse
this protocol combination.
Type: fix
Signed-off-by: Ting Xu <ting.xu@intel.com>
Change-Id: I1bae1ec617c4867de2e0b3de27eda77b89e5580c
(cherry picked from commit 656a550f1feda3ddfa96f8e1fc510e8eebd3ce7a)