Update refresh-manifests.yml (#9514)

Author: davidfowl

.github/workflows/refresh-manifests.yml

@@ -23,6 +23,8 @@ jobs:
 
       - name: Run RefreshManifests Script
         shell: pwsh
+        env:
+          CI: false
         run: |
           ./eng/refreshManifests.ps1
 
@@ -36,4 +38,4 @@ jobs:
             area-app-model
             area-engineering-systems
           title: "[Automated] Update Manifests"
-          body: "Auto-generated update to refresh the manifests. This PR will be updated automatically if new changes are detected."
+          body: "Auto-generated update to refresh the manifests."