Update compiler/rustc_next_trait_solver/src/solve/assembly/mod.rs

Author: lcnr

compiler/rustc_next_trait_solver/src/solve/assembly/mod.rs

@@ -406,6 +406,7 @@ where
                 // We only do this if any such candidate applies without any constraints
                 // as we may want to weaken inference guidance in the future and don't want
                 // to worry about causing major performance regressions when doing so.
+                // See trait-system-refactor-initiative#226 for some ideas here.
                 if TypingMode::Coherence == self.typing_mode()
                     || !candidates.iter().any(|c| {
                         matches!(