chore(deps): Bump docs/themes/lotusdocs from `f5785a2` to `975da91` (#4801)

Bumps [docs/themes/lotusdocs](https://github.com/colinwilson/lotusdocs) from `f5785a2` to `975da91`.
- [Release notes](https://github.com/colinwilson/lotusdocs/releases)
- [Commits](https://github.com/colinwilson/lotusdocs/compare/f5785a2399ca09e7fb4e7e3d69b397f85df42a24...975da91e839cfdb5c20fb66961468e77b8a9f8fd)

---
updated-dependencies:
- dependency-name: docs/themes/lotusdocs
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>