snc.sh: remove empty line at EOF

Author: kpouget

snc.sh

@@ -343,4 +343,3 @@ ${SSH} core@api.${SNC_PRODUCT_NAME}.${BASE_DOMAIN} -- 'sudo mkdir /Users/foo &&
 # Remove the image stream of custom image
 retry ${OC} delete imagestream rhcos -n openshift-machine-config-operator
 retry ${OC} adm prune images --confirm --registry-url default-route-openshift-image-registry.apps-crc.testing --keep-younger-than=0s
-