Fail test if resource creation fails

When we create resources to run the YAML tests, we should fail tests
if the resource creation failed. Today this is ignored, which leads
to not running the tests at all!

Fixes #1396

test/e2e-common.sh

@@ -119,7 +119,7 @@ function run_tests() {
 
 function run_yaml_tests() {
   echo ">> Starting tests for the resource ${1}"
-  create_resources ${1}
+  create_resources ${1} || fail_test "Could not create ${1} from the examples"
   if ! run_tests ${1}; then
     return 1
   fi