add newline to eof

Author: CarolynRountree

installer/src/main/lib/injectors/topology.json

@@ -28,4 +28,4 @@
   "UnixMachine.NodeManager.NodeManagerHome": {},
   "UnixMachine.NodeManager.PasswordEncrypted": {},
   "UnixMachine.NodeManager.UserName": {}
-}
+}