Update CSIT tests 1700906 -> 170926
Update CSIT tests 1700906 -> 170926

- update of CSIT operational branch to be used for VPP-patch test

Change-Id: If582dc7c5e37bd3cda7ba4858e98fc504e2b7b1e
Signed-off-by: Jan Gelety <d289963f9597ac8aecbc4abc2a298c7084dafc3d@cisco.com>

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