futures: add block_on

embassy-futures/src/lib.rs

@@ -5,8 +5,10 @@
 // This mod MUST go first, so that the others see its macros.
 pub(crate) mod fmt;
 
+mod block_on;
 mod select;
 mod yield_now;
 
+pub use block_on::*;
 pub use select::*;
 pub use yield_now::*;