Delete .github/workflows/preflight.yml duplicate github-actions-preflight.yml

.github/workflows/preflight.yml

-on: [workflow_dispatch]
-
-name: GitHub Actions Ipynb
-jobs:
-  ipynb_for_publishing:
-    runs-on: ubuntu-latest
-    name: Ipynb for publishing
-    steps:
-      - name: checkout repo
-        uses: actions/checkout@v3
-      - name: check markdown
-        id: preflight
-        uses: c2dh/journal-of-digital-history-ipynb-preflight-action@master
-        with:
-          notebook: 'author_guideline_template.ipynb'
-          functions: 'checkmd'
-          output_md: 'author_guideline_template_report.md'
-      # Use the output from the `preflight` step
-      - name: Use the output
-        run: echo "number of cells ${{ steps.preflight.outputs.size }} - output ${{ steps.preflight.outputs.checkmd }}"
-      - name: commit changes
-        uses: stefanzweifel/git-auto-commit-action@v4
-        with:
-          file_pattern: '*.md'