Bump controller-gen version.

Author: bigkevmcd

Makefile

@@ -164,7 +164,7 @@ GOLANGCI_LINT = $(LOCALBIN)/golangci-lint
 
 ## Tool Versions
 KUSTOMIZE_VERSION ?= v5.4.3
-CONTROLLER_TOOLS_VERSION ?= v0.16.1
+CONTROLLER_TOOLS_VERSION ?= v0.20.0
 ENVTEST_VERSION ?= release-0.19
 GOLANGCI_LINT_VERSION ?= v1.59.1