Bumped spellcheck action to latest version, since 0.23.0 is EOL

Author: jonasbn

.github/workflows/spellcheck.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
-      - uses: rojopolis/spellcheck-github-actions@0.23.0
+      - uses: rojopolis/spellcheck-github-actions@0.35.0
         name: Spellcheck
         with:
           config_path: .github/config/spellcheck.yml