Use nb 1.0

Author: eldruin

Cargo.toml

@@ -15,7 +15,7 @@ repository = "https://github.com/rust-embedded/embedded-hal"
 version = "1.0.0-alpha.1"
 
 [dependencies]
-nb = { version = "0.1.1", features = ["unstable"] }
+nb = "1"
 
 [dev-dependencies]
 stm32f3 = { version = "0.8", features = ["stm32f303", "rt"] }