fix: the reference in the quick-star to get the latest release version properly

Author: camilamacedo86

Makefile

@@ -324,7 +324,7 @@ release: $(GORELEASER) #EXHELP Runs goreleaser for the operator-controller. By d
 	OPERATOR_CONTROLLER_IMAGE_REPO=$(IMAGE_REPO) CATALOGD_IMAGE_REPO=$(CATALOG_IMAGE_REPO) $(GORELEASER) $(GORELEASER_ARGS)
 
 .PHONY: quickstart
-quickstart: export MANIFEST := ./operator-controller.yaml
+quickstart: export MANIFEST := https://github.com/operator-framework/operator-controller/releases/download/$(VERSION)/operator-controller.yaml
 quickstart: $(KUSTOMIZE) manifests #EXHELP Generate the unified installation release manifests and scripts.
 	($(KUSTOMIZE) build $(KUSTOMIZE_BUILD_DIR) && echo "---" && $(KUSTOMIZE) build catalogd/config/overlays/cert-manager | sed "s/cert-git-version/cert-$(VERSION)/g") > $(MANIFEST)
 	envsubst '$$CERT_MGR_VERSION,$$INSTALL_DEFAULT_CATALOGS,$$MANIFEST' < scripts/install.tpl.sh > install.sh