update deploy-to-docs workflow (#788)

Author: xingyaoww

.github/workflows/deploy-docs.yml

@@ -10,12 +10,14 @@ on:
     workflow_dispatch:
 jobs:
     dispatch:
-        runs-on: blacksmith-2vcpu-ubuntu-2404
+        runs-on: ubuntu-latest
+        permissions:
+            contents: write
         steps:
             - name: Trigger docs repo sync
               uses: peter-evans/repository-dispatch@v4
               with:
                   token: ${{ secrets.ALLHANDS_BOT_GITHUB_PAT }}
                   repository: All-Hands-AI/docs
-                  event-type: update-agent-sdk
+                  event-type: update
                   client-payload: '{"ref": "${{ github.ref }}", "sha": "${{ github.sha }}"}'