Update draft-pdf.yml for permissions issue

Signed-off-by: Vivek Joshy <git@vivekjoshy.com>

Author: vivekjoshy

.github/workflows/draft-pdf.yml

@@ -5,6 +5,7 @@ jobs:
   paper:
     runs-on: ubuntu-latest
     name: Paper Draft
+    permissions: write-all
     steps:
       - name: Checkout
         uses: actions/checkout@v4