build(deps): bump half from 1.8.2 to 2.1.0

Bumps [half](https://github.com/starkat99/half-rs) from 1.8.2 to 2.1.0.
- [Release notes](https://github.com/starkat99/half-rs/releases)
- [Changelog](https://github.com/starkat99/half-rs/blob/main/CHANGELOG.md)
- [Commits](https://github.com/starkat99/half-rs/compare/v1.8.2...v2.1.0)

---
updated-dependencies:
- dependency-name: half
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Cargo.lock

@@ -602,6 +602,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "crunchy"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
+
 [[package]]
 name = "crypto-common"
 version = "0.1.6"
@@ -873,9 +879,12 @@ checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 
 [[package]]
 name = "half"
-version = "1.8.2"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eabb4a44450da02c90444cf74558da904edde8fb4e9035a9a6a4e15445af0bd7"
+checksum = "ad6a9459c9c30b177b925162351f97e7d967c7ea8bab3b8352805327daf45554"
+dependencies = [
+ "crunchy",
+]
 
 [[package]]
 name = "hashbrown"

src/uu/od/Cargo.toml

@@ -17,7 +17,7 @@ path = "src/od.rs"
 [dependencies]
 byteorder = "1.3.2"
 clap = { version = "3.2", features = ["wrap_help", "cargo"] }
-half = "1.6"
+half = "2.1"
 uucore = { version=">=0.0.15", package="uucore", path="../../uucore" }
 
 [[bin]]