Require that sim is no_std compatible

Signed-off-by: Denis Varlakov <denis@dfns.co>

Author: survived

wasm/no_std/Cargo.lock

@@ -5,6 +5,13 @@ edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
-[dependencies]
-random-generation-protocol = { path = "../../examples/random-generation-protocol" }
-round-based = { path = "../../round-based", default-features = false, features = ["state-machine", "derive"] }
+[dependencies.random-generation-protocol]
+path = "../../examples/random-generation-protocol"
+
+[dependencies.round-based]
+path = "../../round-based"
+features = [
+  "state-machine",
+  "sim",
+  "derive",
+]