try to fix what I broke

Author: gewarren

.github/policies/disallow-edits.yml

@@ -8,6 +8,8 @@ configuration:
             - description: Close PRs that modify files whose "source of truth" is not in this repo.
               if:
                   - payloadType: Pull_Request
+                  - isAction:
+                        action: Opened
                   - or:
                         - includesModifiedFiles:
                               files:
@@ -52,4 +54,5 @@ configuration:
                                           permission: write
                                     - activitySenderHasPermission:
                                           permission: admin
+                    then:
                         - closePullRequest