python3Packages.somajo: 2.0.4 -> 2.0.5

Changelog:

- Add heuristics for ambiguous quotation marks (issue #11).
- Avoid false positives for emoticons that contain a space (issue
  #12).
- Correctly tokenize obfuscated email addresses that contain spaces.
- Do not split tl;dr and its German variant zl;ng.

https://github.com/tsproisl/SoMaJo/releases/tag/v2.0.5