Add explicit instructions for verifying CO petition requests

docs/operations/comanage-sop.md

@@ -38,12 +38,9 @@ Follow the instructions below to approve a contact registration.
 
 1.  Review the request:
 
-    1.  Verify that the request is legitimate by doing at least one of the following:
-
-        -   Find associated support tickets by searching for their email address in Freshdesk
-        -   Ask someone affiliated with the site, collaboration, or the sponsor of a project to verify the registrant's
-            affiliation.
-        -   Ask if other staff have been in contact with them via the `#staff` Slack channel
+    1.  Verify that the request is legitimate by asking someone affiliated with the site, collaboration, or the sponsor
+        of a project to verify the registrant's affiliation.
+        In the case of the OSPool, this should be the OSG Campus Coordinator.
 
     1.  Verify that the registrant has submitted their request using the correct form,
         e.g. OSPool users should not have submitted a request to register as a Topology contact.