Merge pull request #4444 from shuqz/fix-controller-gen

update to use controller-gen v0.19.0

Author: k8s-ci-robot

Makefile

@@ -129,10 +129,8 @@ docker-push-w-buildx:
 				--push \
         		--platform ${IMG_PLATFORM}
 
-# find or download controller-gen
-# download controller-gen if necessary
+# download controller-gen v0.19.0
 controller-gen:
-ifeq (, $(shell which controller-gen))
 	@{ \
 	set -e ;\
 	CONTROLLER_GEN_TMP_DIR=$$(mktemp -d) ;\
@@ -142,9 +140,6 @@ ifeq (, $(shell which controller-gen))
 	rm -rf $$CONTROLLER_GEN_TMP_DIR ;\
 	}
 CONTROLLER_GEN=$(GOBIN)/controller-gen
-else
-CONTROLLER_GEN=$(shell which controller-gen)
-endif
 
 # find or download mockgen
 # download mockgen if necessary