Update draft dispatch workflow (#150)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: mlr

.github/workflows/dispatch-deploy-draft.yml

@@ -10,36 +10,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-        # Determine the build branch and draft branch for dispatch.
-      - name: Determine Dispatch Parameters
-        run: |
-          if [ "${{ github.event_name }}" == "pull_request" ]; then
-            # If this workflow is kicked off by a pull request, build
-            # a draft using the pull request base branch and PR branch.
-            build_branch="${{ github.base_ref }}"
-            draft_branch="${{ github.event.pull_request.head.ref }}"
-          else
-            if [ "$(basename ${{ github.event.ref }})" == "stage" ]; then
-              # This was a merge to stage so kick off a build to update stage draft.
-              build_branch=stage
-              draft_branch=stage
-            else
-              # Otherwise this is a push to one of the source branches so
-              # dispatch a build for the main draft to pick up the changes.
-              build_branch=main
-              draft_branch=main
-            fi
-          fi
-          echo "build_branch=$build_branch" >> $GITHUB_OUTPUT
-          echo "draft_branch=$draft_branch" >> $GITHUB_OUTPUT
-        id: branches
-
       - name: Deploy Draft
-        uses: convictional/[email protected].1
+        uses: convictional/[email protected].5
         with:
           owner: riptano
           repo: datastax-docs-site
           github_token: ${{ secrets.DISPATCH_GITHUB_TOKEN }}
           github_user: ${{ secrets.DISPATCH_GITHUB_USER }}
           workflow_file_name: deploy-draft.yml
-          client_payload: '{ "build_repository": "${{ github.event.repository.full_name }}", "build_branch": "${{ steps.branches.outputs.build_branch }}", "draft_branch": "${{ steps.branches.outputs.draft_branch }}", "pull_request_number": "${{ github.event.pull_request.number }}" }'
+          client_payload: '{ "build_repository": "${{ github.event.repository.full_name }}", "build_branch": "${{ github.base_ref }}", "draft_branch": "${{ github.event.pull_request.head.ref }}", "pull_request_number": "${{ github.event.pull_request.number }}" }'