Use kubectl create instead of apply

When running YAML E2E tests, use kubectl create instead of apply,
so that example can use generateName, which is a best practice
for run objects (TaskRun/PipelineRun).

Fixes #1397

test/e2e-common.sh

@@ -95,7 +95,7 @@ function create_resources() {
 
   # Applying the resources, either *taskruns or * *pipelineruns
   for file in $(find ${REPO_ROOT_DIR}/examples/${resource}s/ -name *.yaml | sort); do
-    perl -p -e 's/gcr.io\/christiewilson-catfactory/$ENV{KO_DOCKER_REPO}/g' ${file} | ko apply -f - || return 1
+    perl -p -e 's/gcr.io\/christiewilson-catfactory/$ENV{KO_DOCKER_REPO}/g' ${file} | ko create -f - || return 1
   done
 }