Fix publish permission issue

Author: sameeragunarathne

.github/workflows/publish_docs.yaml

@@ -7,16 +7,10 @@ on:
   workflow_dispatch:
 
 permissions:
-  contents: read
-  pages: write
-  id-token: write
-
-concurrency:
-  group: pages
-  cancel-in-progress: false
+  contents: write
 
 jobs:
-  build:
+  release-wso2-open-healthcare-docs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
@@ -42,18 +36,8 @@ jobs:
         env:
           BASE_URL: /${{ github.event.repository.name }}/
 
-      - name: Upload GitHub Pages artifact
-        uses: actions/upload-pages-artifact@v3
-        with:
-          path: en/build
-
-  deploy:
-    needs: build
-    runs-on: ubuntu-latest
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
-    steps:
       - name: Deploy to GitHub Pages
-        id: deployment
-        uses: actions/deploy-pages@v4
+        uses: peaceiris/actions-gh-pages@v4
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: en/build