add offline docs to condition for CF

Author: fifthposition

data-sources.html.md.erb

@@ -143,7 +143,7 @@ The following table describes the data included in logs and metrics from each so
 	</tr>
 </table>
 
-<% if vars.platform_code == 'CF' %>
+<% if vars.platform_code == 'CF' || vars.platform_code == 'OFFLINE' %>
 
 <sup>1</sup>For more information about using the BOSH Health Monitor to collect health metrics
 on VMs, see [Selecting and configuring a monitoring system](https://docs.vmware.com/en/VMware-Tanzu-Application-Service/4.0/tas-for-vms/monitoring-metrics.html).