Merge pull request #75 from JuliaParallel/documenter

Use DOCUMENTER_KEY in the tagbot workflow

Author: JamesWrigley

.github/workflows/tagbot.yml

@@ -16,3 +16,4 @@ jobs:
       - uses: JuliaRegistries/TagBot@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
+          ssh: ${{ secrets.DOCUMENTER_KEY }}