Fix CI

Author: ivmarkov

rs-matter/src/lib.rs

@@ -70,6 +70,7 @@
 //!
 //! Start off exploring by going to the [Matter] object.
 #![cfg_attr(not(feature = "std"), no_std)]
+#![allow(stable_features)]
 #![cfg_attr(feature = "nightly", feature(async_fn_in_trait))]
 #![cfg_attr(feature = "nightly", feature(impl_trait_projections))]
 #![cfg_attr(feature = "nightly", allow(incomplete_features))]