Removed useWorkspaces from lerna.json

This option has been deprecated and throws errors when attempting to run version-increment.
Lerna should work as intended without this now.

Author: barankyle

lerna.json

@@ -7,6 +7,5 @@
   "npmClient": "npm",
   "useNx": true,
   "loglevel": "verbose",
-  "useWorkspaces": true,
   "hoist": true
 }