chore(ci): exclude multipath notebook from LT check (#144)

.github/workflows/languagetool.yml

@@ -16,5 +16,5 @@ jobs:
       uses: reviewdog/action-languagetool@v1
       with:
         reporter: github-pr-review
-        patterns: '*.md src/**.rs python/differt/**.py docs/source/**.md docs/source/**.ipynb'
+        patterns: '*.md src/**.rs python/differt/**.py docs/source/**.md docs/source/**.ipynb !docs/source/notebooks/multipath.ipynb'
         level: warning