fix

Makefile

@@ -587,7 +587,7 @@ docker-build-test-extension: docker-pull-prerequisites ## Build the docker image
 ## reads Dockerfile from stdin to avoid an incorrectly cached Dockerfile (https://github.com/moby/buildkit/issues/1368)
 	cat $(TEST_EXTENSION_DIR)/Dockerfile | DOCKER_BUILDKIT=1 docker build --build-arg builder_image=$(GO_CONTAINER_IMAGE) --build-arg goproxy=$(GOPROXY) --build-arg ARCH=$(ARCH) --build-arg ldflags="$(LDFLAGS)" . -t $(TEST_EXTENSION_IMG)-$(ARCH):$(TAG) --file -
 	@if [ "${DOCKER_BUILD_MODIFY_MANIFESTS}" = "true" ]; then \
-		$(MAKE) set-manifest-image MANIFEST_IMG=$(NET_OPERATOR_IMG)-$(ARCH) MANIFEST_TAG=$(TAG) TARGET_RESOURCE="./$(TEST_EXTENSION_DIR)/config/default/manager_image_patch.yaml"; \
+		$(MAKE) set-manifest-image MANIFEST_IMG=$(TEST_EXTENSION_IMG)-$(ARCH) MANIFEST_TAG=$(TAG) TARGET_RESOURCE="./$(TEST_EXTENSION_DIR)/config/default/manager_image_patch.yaml"; \
 		$(MAKE) set-manifest-pull-policy TARGET_RESOURCE="./$(TEST_EXTENSION_DIR)/config/default/manager_pull_policy.yaml"; \
 	fi