feat: updated github action

Author: hhirsch

.github/workflows/release-pdf.yml

@@ -24,7 +24,7 @@ jobs:
           emacs --batch -q --eval '(progn (find-file "workout-plan.org") (org-latex-export-to-pdf))'
       - name: Create GitHub Release
         id: create_release
-        uses: softprops/action-gh-release@v1
+        uses: softprops/action-gh-release@v2
         with:
           tag_name: ${{ github.ref }}
           files: workout-plan.pdf