Enable skipDelete for e2e tests (#1502)

Summary:
`skipDelete` option, if set, will not delete the resources after running the tests. This improves debuggability of the e2e tests as we will have all the container logs including KUDO manager.

Signed-off-by: Aleksey Dukhovniy <alex.dukhovniy@googlemail.com>

hack/run-e2e-tests.sh

@@ -37,7 +37,7 @@ then
     mkdir operators/bin/
     cp ./bin/kubectl-kudo operators/bin/
     cp ./bin/manager operators/bin/
-    cd operators && ./bin/kubectl-kudo test 2>&1 \
+    cd operators && ./bin/kubectl-kudo test --artifacts-dir /tmp/kudo-e2e-test 2>&1 \
         | tee /dev/fd/2 \
         | go-junit-report -set-exit-code \
         > ../reports/kudo_operators_test_report.xml
@@ -51,5 +51,5 @@ else
     mkdir operators/bin/
     cp ./bin/kubectl-kudo operators/bin/
     cp ./bin/manager operators/bin/
-    cd operators && ./bin/kubectl-kudo test
+    cd operators && ./bin/kubectl-kudo test --artifacts-dir /tmp/kudo-e2e-test
 fi

kudo-e2e-test.yaml.tmpl

@@ -9,3 +9,4 @@ startKIND: true
 kindContainers:
 - kudobuilder/controller:%version%
 timeout: 300
+skipDelete: true