build(deps): update uom requirement from 0.27.0 to 0.28.0

Updates the requirements on [uom](https://github.com/iliekturtles/uom) to permit the latest version.
- [Release notes](https://github.com/iliekturtles/uom/releases)
- [Changelog](https://github.com/iliekturtles/uom/blob/master/CHANGELOG.md)
- [Commits](iliekturtles/uom@v0.27.0...v0.28.0)

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

heim-common/Cargo.toml

@@ -16,7 +16,7 @@ cfg-if = "~0.1"
 futures-core = "^0.3"
 futures-util = { version = "^0.3", default-features = false }
 pin-utils = "0.1.0-alpha.4"
-uom = { version = "0.27.0", default-features = false, features = ["autoconvert", "f32", "f64", "u64", "si", "std"] }
+uom = { version = "0.28.0", default-features = false, features = ["autoconvert", "f32", "f64", "u64", "si", "std"] }
 backtrace = { version = "~0.3", optional = true }
 
 [target.'cfg(unix)'.dependencies]