remove call of make module-build (kyma-project#347)

* remove call of make module-build

We really only need to render the manifests so lets remove module-build.

* revert removal of MODULE_REGISTERY

scripts/render_and_upload_manifests.sh

@@ -37,8 +37,7 @@ MODULE_VERSION=${PULL_BASE_REF} make render-manifest
 echo "Generated eventing-manager.yaml:"
 cat eventing-manager.yaml
 
-MODULE_VERSION=${PULL_BASE_REF} make module-build
-
+# MODULE_VERSION=${PULL_BASE_REF} make module-build
 # TODO completly remove the rendering of the module-template from the repository.
 # echo "Generated moduletemplate.yaml:"
 # cat module-template.yaml