Bump 3rdparty/spdlog from 2122eb2 to 885b547

Bumps [3rdparty/spdlog](https://github.com/gabime/spdlog) from `2122eb2` to `885b547`.
- [Release notes](https://github.com/gabime/spdlog/releases)
- [Commits](gabime/spdlog@2122eb2...885b547)

---
updated-dependencies:
- dependency-name: 3rdparty/spdlog
  dependency-type: direct:production
...

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