Bump memmap2 from 0.5.7 to 0.5.10

Bumps [memmap2](https://github.com/RazrFalcon/memmap2-rs) from 0.5.7 to 0.5.10.
- [Release notes](https://github.com/RazrFalcon/memmap2-rs/releases)
- [Changelog](https://github.com/RazrFalcon/memmap2-rs/blob/master/CHANGELOG.md)
- [Commits](RazrFalcon/memmap2-rs@v0.5.7...v0.5.10)

---
updated-dependencies:
- dependency-name: memmap2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>