[BUG] long class/method names in API docs not wrapping properly in sidebar

[dagardner-nv]

Describe the bug
Long class/method names (ex: cudf.core.column.string.StringMethods.character_ngrams) do not wrap properly in the sidebar on the left, even when the browser window is enlarged.

To Reproduce
Steps to reproduce the behavior:

1. Go to https://docs.rapids.ai/api/cudf/latest/user_guide/api_docs/api/cudf.core.column.string.stringmethods.character_ngrams/

2. Widen browser window

Expected behavior
Class and method names should expand to use the space in the sidebar

Screenshots

Chrome screenshot:

Firefox screenshot

Desktop (please complete the following information):

• OS: Debian 12.11
• Browser chrome 137.0.7151.68 and Firefox 128.10.0esr

Additional context
Add any other context about the problem here.