Update toc.yml

Extra line break removed

Author: v-hearya

articles/machine-learning/data-science-virtual-machine/toc.yml

@@ -57,7 +57,6 @@
   items:
   - name: Microsoft Q&A question page
     href: https://docs.microsoft.com/answers/topics/azure-data-science-vm.html
-
   - name: Stack Overflow
     href: https://stackoverflow.com/search?q=dsvm
   - name: R developer guide