Enable publishing by default in pre-release pipeline

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: bschnurr

build/azure-devdiv-pipeline.pre-release.yml

@@ -33,7 +33,7 @@ parameters:
   - name: publishExtension
     displayName: 🚀 Publish Extension
     type: boolean
-    default: false
+    default: true
 
   - name: buildPlatforms
     type: object