Rework website update workflow (#1851)

.github/workflows/build_push.yml

@@ -120,16 +120,4 @@ jobs:
             mihon-x86_64-${{ env.VERSION_TAG }}.apk
           draft: true
           prerelease: false
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Update website
-        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'mihonapp/mihon'
-        run: |
-          curl -L \
-          -X POST \
-          -H "Accept: application/vnd.github+json" \
-          -H "Authorization: Bearer ${{ secrets.MIHON_BOT_TOKEN }}" \
-          -H "X-GitHub-Api-Version: 2022-11-28" \
-          https://api.github.com/repos/mihonapp/website/dispatches \
-          -d '{"event_type":"app_release"}'
+          token: ${{ secrets.MIHON_BOT_TOKEN }}