.gitignore: ignore test/test_results directory
.gitignore: ignore test/test_results directory

Signed-off by: Ian Vernon <ian@cilium.io>

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