Change embassy-futures to version 0.1.2 (#11)

Updated embassy-futures dependency to use version instead of git.

Author: alexandruradovici

Cargo.toml

@@ -24,7 +24,8 @@ embassy-executor = { version = "0.9.0", features = [
   "executor-thread",
 ] }
 # Utilities for working with futures, compatible with no_std and not using alloc
-embassy-futures = { git = "https://github.com/embassy-rs/embassy", rev = "3e8d8fe", version = "0.1.2" }
+embassy-futures = "0.1.2"
+# STM32 HAL Implementation
 embassy-stm32 = { version = "0.4.0", features = [
   "defmt",
   "exti",