Update website/docs/r/vra_machine.html.markdown

Co-authored-by: Ryan Johnson <[email protected]>

Author: ZsoltFejes

website/docs/r/vra_machine.html.markdown

@@ -130,7 +130,7 @@ Example: `[{"mandatory" : "true", "expression": "environment":"prod"}, {"mandato
 
 * `created_at` - Date when the entity was created. Date and time format is ISO 8601 and UTC.
 
-* `attach_disks_before_boot` - By default, disks are attached after the VM has been built as FCDs cannot be attached to machine as day 0
+* `attach_disks_before_boot` - By default, disks are attached after the VM has been built as FCDs cannot be attached to machine as day 0.
 
 * `disks_list` - List of all disks attached to a machine including boot disk, and additional block devices attached using the disks attribute.