message: [pdsl_model] Make an example no longer compile
  This example wasn't meant to be compiled anyway.
diff: @@ -101,7 +101,7 @@ pub struct ContractDecl<
  ///
  /// ## Example
  ///
  - /// ```rust,no_run
  + /// ```no_compile
  /// UnreachableMessageHandler // Upon initialization.
  /// (Foo, UnreachableMessageHandler) // After adding message handler Foo.
  /// (Bar, (Foo, UnreachableMessageHandler)) // After adding message handler Bar.
  