chore(deps): update dependency golangci/golangci-lint to v1.64.6

Author: renovate[bot]

Makefile

@@ -246,7 +246,7 @@ ko:
 	$(call go-install-tool,$(KO),github.com/$(KO_LOOKUP)@$(KO_VERSION))
 
 GOLANGCI_LINT          := $(LOCALBIN)/golangci-lint
-GOLANGCI_LINT_VERSION  := v1.64.5
+GOLANGCI_LINT_VERSION  := v1.64.6
 GOLANGCI_LINT_LOOKUP   := golangci/golangci-lint
 golangci-lint: ## Download golangci-lint locally if necessary.
 	@test -s $(GOLANGCI_LINT) && $(GOLANGCI_LINT) -h | grep -q $(GOLANGCI_LINT_VERSION) || \