build(deps): bump embedded-hal from 0.2.3 to 0.2.4

Bumps [embedded-hal](https://github.com/japaric/embedded-hal) from 0.2.3 to 0.2.4.
- [Release notes](https://github.com/japaric/embedded-hal/releases)
- [Changelog](https://github.com/rust-embedded/embedded-hal/blob/master/CHANGELOG.md)
- [Commits](https://github.com/japaric/embedded-hal/commits)

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

Cargo.lock

@@ -173,9 +173,9 @@ dependencies = [
 
 [[package]]
 name = "embedded-hal"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee4908a155094da7723c2d60d617b820061e3b4efcc3d9e293d206a5a76c170b"
+checksum = "fa998ce59ec9765d15216393af37a58961ddcefb14c753b4816ba2191d865fcb"
 dependencies = [
  "nb 0.1.2",
  "void",

Cargo.toml

@@ -36,7 +36,7 @@ serde = { version = "1.0", features = ["derive"], default-features = false }
 heapless = { version = "0.5", features = ["serde"] }
 serde-json-core = "0.1"
 cortex-m-rtic = "0.5.3"
-embedded-hal = "0.2.3"
+embedded-hal = "0.2.4"
 nb = "1.0.0"
 asm-delay = "0.7.2"
 enum-iterator = "0.6.0"