fix filename

Author: LadyBluenotes

.github/workflows/spelling.yml

@@ -34,6 +34,6 @@ jobs:
         id: spellcheck
         uses: rojopolis/spellcheck-github-actions@v0
         with:
-          config_path: ./.github/actions/spelling/spellcheck.yml
+          config_path: ./.github/actions/spelling/.spellcheck.yml
           task_name: Markdown
           source_files: ${{ steps.changed_files.outputs.all_changed_files }}