Roll back any changes to overview.md . . .

Author: fbsolo-ms1

articles/machine-learning/data-science-virtual-machine/overview.md

@@ -105,4 +105,4 @@ For more information, visit these resources:
 
 + Linux:
   + [Set up a Linux DSVM (Ubuntu)](dsvm-ubuntu-intro.md)
-  + [Data science on a Linux DSVM](linux-dsvm-walkthrough.md)
+  + [Data science on a Linux DSVM](linux-dsvm-walkthrough.md)