chore: update controller-gen cmd

controller gen throws an error when multiple instances of the same generator 'crd' in this case is specified. See: kubernetes-sigs/controller-tools#829

Signed-off-by: Vishal Choudhary <vishal.choudhary@nirmata.com>

Makefile

@@ -205,7 +205,7 @@ codegen-deepcopy: $(PACKAGE_SHIM) $(DEEPCOPY_GEN) ## Generate deep copy function
 codegen-crds: $(CONTROLLER_GEN) ## Generate CRDs
 	@echo Generate crds... >&2
 	@rm -rf $(CRDS_PATH)
-	@$(CONTROLLER_GEN) crd paths=./pkg/apis/... crd:crdVersions=v1 output:dir=$(CRDS_PATH)
+	@$(CONTROLLER_GEN) paths=./pkg/apis/... crd:crdVersions=v1 output:dir=$(CRDS_PATH)
 	@echo Copy generated CRDs to embed in the CLI... >&2
 	@rm -rf pkg/data/crds && mkdir -p pkg/data/crds
 	@cp $(CRDS_PATH)/* pkg/data/crds