Code Action generate mut trait is not a snippet #20320
Description
rust-analyzer version: rust-analyzer 1.90.0-nightly (9748d87 2025-07-21)
rustc version: rustc 1.90.0-nightly (9748d87dc 2025-07-21)
editor or extension: coc-rust-analyzer or VSCode
code snippet to reproduce:
Reference fannheyward/coc-rust-analyzer#1320