update: remove webhook service from bundle (red-hat-data-services#1275)

- we do not need it in bundle, CSV auto generate one during installation
- if we install operator via OLM, webhook service still get used from config/webhook/service.yaml

Signed-off-by: Wen Zhou <wenzhou@redhat.com>

Makefile

@@ -281,6 +281,7 @@ bundle: prepare operator-sdk ## Generate bundle manifests and metadata, then val
 	$(KUSTOMIZE) build config/manifests | $(OPERATOR_SDK) generate bundle $(BUNDLE_GEN_FLAGS)
 	$(OPERATOR_SDK) bundle validate ./$(BUNDLE_DIR)
 	mv bundle.Dockerfile Dockerfiles/
+	rm -f bundle/manifests/opendatahub-operator-webhook-service_v1_service.yaml
 
 .PHONY: bundle-build
 bundle-build: bundle