Update embedded-hal requirement from 0.2.7 to 1.0.0

Updates the requirements on [embedded-hal](https://github.com/rust-embedded/embedded-hal) to permit the latest version.
- [Release notes](https://github.com/rust-embedded/embedded-hal/releases)
- [Changelog](https://github.com/rust-embedded/embedded-hal/blob/v0.2.7/CHANGELOG.md)
- [Commits](rust-embedded/embedded-hal@v0.2.7...v0.2.7)

---
updated-dependencies:
- dependency-name: embedded-hal
  dependency-type: direct:production
...

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

Cargo.toml

@@ -20,7 +20,7 @@ cast = { version = "0.3.0", default-features = false }
 cortex-m = "0.7.7"
 cortex-m-rt = "0.7.3"
 embedded-dma = "0.2.0"
-embedded-hal = { version = "0.2.7", features = ["unproven"] }
+embedded-hal = { version = "1.0.0", features = ["unproven"] }
 gd32f1 = { version = "0.8.0", features = ["critical-section"] }
 nb = "1.1.0"
 void = { version = "1.0.2", default-features = false }