remove space

Author: Marc Gelormino

articles/machine-learning/service/breadcrumb/toc.yml

@@ -30,7 +30,6 @@
         tocHref: /azure/iot-edge/
         topicHref: /azure/iot-edge/index
 
-
 - name: Azure
   tocHref: /azure/
   topicHref: /azure/index