Add Proposed event (#1761)

* Add Proposed event.

* Bump and rebuild

substrate/node/runtime/src/lib.rs

@@ -64,7 +64,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: create_runtime_str!("node"),
 	impl_name: create_runtime_str!("substrate-node"),
 	authoring_version: 10,
-	spec_version: 26,
+	spec_version: 27,
 	impl_version: 27,
 	apis: RUNTIME_API_VERSIONS,
 };