Bump libraries/fast_float from 3642e92 to 4266c34

Bumps [libraries/fast_float](https://github.com/fastfloat/fast_float) from `3642e92` to `4266c34`.
- [Release notes](https://github.com/fastfloat/fast_float/releases)
- [Commits](fastfloat/fast_float@3642e92...4266c34)

---
updated-dependencies:
- dependency-name: libraries/fast_float
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>