Split embassy crate into embassy-executor, embassy-util.

examples/stm32l1/src/bin/spi.rs

@@ -3,7 +3,7 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy::executor::Spawner;
+use embassy_executor::executor::Spawner;
 use embassy_stm32::dma::NoDma;
 use embassy_stm32::gpio::{Level, Output, Speed};
 use embassy_stm32::spi::{Config, Spi};
@@ -11,7 +11,7 @@ use embassy_stm32::time::Hertz;
 use embassy_stm32::Peripherals;
 use {defmt_rtt as _, panic_probe as _};
 
-#[embassy::main]
+#[embassy_executor::main]
 async fn main(_spawner: Spawner, p: Peripherals) {
     info!("Hello World, folks!");