fix PHONY
Without this patch, PHONY doesn't have any effect.
@@ -126,7 +126,7 @@ gen-k8s-check: $(apis_sources)
./hack/verify-codegen.sh
touch $@
-.PHONY:
+.PHONY: \
all \
check \
cluster-clean \
@@ -141,4 +141,4 @@ gen-k8s-check: $(apis_sources)
docker-push-registry \
gen-manifests \
test/e2e/workflow \
- test/unit \
+ test/unit
