Merge pull request #370 from ChunYen-Chen/bug_fix_wiki

[Bug fix] Allowing manually update wiki page

.github/workflows/copy-doc-to-wiki.yml

@@ -12,7 +12,7 @@ env:
 
 jobs:
   job-copy-doc-to-wiki:
-    if: github.event.pull_request.merged == true
+    if: github.event_name == 'workflow_dispatch' || github.event.pull_request.merged == true
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repo