build(deps): Bump hashbrown from 0.15.5 to 0.16.0

Bumps [hashbrown](https://github.com/rust-lang/hashbrown) from 0.15.5 to 0.16.0.
- [Release notes](https://github.com/rust-lang/hashbrown/releases)
- [Changelog](https://github.com/rust-lang/hashbrown/blob/master/CHANGELOG.md)
- [Commits](rust-lang/hashbrown@v0.15.5...v0.16.0)

---
updated-dependencies:
- dependency-name: hashbrown
  dependency-version: 0.16.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -125,7 +125,7 @@ enum_dispatch = "0.3"
 fdt = { version = "0.1", features = ["pretty-printing"] }
 free-list = "0.3"
 fuse-abi = { version = "0.2", features = ["linux"], optional = true }
-hashbrown = { version = "0.15", default-features = false }
+hashbrown = { version = "0.16", default-features = false }
 heapless = "0.9"
 hermit-entry = { version = "0.10", features = ["kernel"] }
 hermit-sync = "0.1"