(DOCSP-47685) Fix formatting issue in OM docs (#730)

- [DOCSP-57685](https://jira.mongodb.org/browse/DOCSP-47685)
-
[STAGING](https://deploy-preview-730--docs-ops-manager.netlify.app/reference/configuration/)

@gmurtaza24 this is ready for your review please. Thank you!

Author: JuliaMongo

source/reference/configuration.txt

@@ -29,7 +29,7 @@ installed |onprem|, as described in the table below.
 
    * - Install method
 
-     - ``conf-mms.properties`` location
+     - Location of ``conf-mms.properties``
 
    * - ``rpm`` or ``deb`` package