[BUG] Update trusted applications screenshot to use mock examples [7.12]

* Update trusted-apps-list.png

* Minor corrections

Author: joepeeples

docs/management/admin/admin-pg-ov.asciidoc

@@ -56,7 +56,7 @@ image::images/admin-pg.png[Admin page]
 
 *Hostname details*
 
-Click a *Hostname* link to display host details in a flyout panel. This panel also provides shortcut links to view the associated Policy, view the response details, and reassign the Policy if needed.
+Click a *Hostname* link to display host details in a flyout panel. This panel also provides shortcut links to view the associated policy, view the response details, and reassign the policy if needed.
 
 [role="screenshot"]
 image::images/host-flyout.png[Admin page]
@@ -145,7 +145,7 @@ NOTE: Hash values must be valid to add the trusted application.
 [discrete]
 === Trusted applications list
 
-The *Trusted applications list* lists all the trusted applications that have been added to the {security-app}. By default, applications appear in "Grid view" -- a comprehensive display of all metadata and field values. To view a condensed version of the list that displays general information, select *List view*.
+The *Trusted applications list* lists all the trusted applications that have been added to the {security-app}. By default, applications appear in Grid view -- a comprehensive display of all metadata and field values. To view a condensed version of the list that displays general information, select *List view*.
 
 TIP: In the List view, click the arrow to expand and collapse details.