Test: Bump upgrade test from 1.2 to master
Test: Bump upgrade test from 1.2 to master

Updating the image upgrade from 1.2 instead of 1.1 to validate the
upgrade from 1.2 to 1.3

Signed-off-by: Eloy Coto <2a8acc28452926ceac4d9db555411743254cf5f9@gmail.com>

cilium/cilium,tgraf/cilium,scanf/cilium,tklauser/cilium,tklauser/cilium,scanf/cilium,tgraf/cilium,tklauser/cilium,cilium-team/cilium,cilium/cilium,scanf/cilium,michi-covalent/cilium,tklauser/cilium,scanf/cilium,scanf/cilium,tgraf/cilium,tgraf/cilium,scanf/cilium,cilium-team/cilium,michi-covalent/cilium,michi-covalent/cilium,cilium/cilium,michi-covalent/cilium,tklauser/cilium,tgraf/cilium,cilium/cilium,scanf/cilium,tgraf/cilium,cilium/cilium,michi-covalent/cilium