Merge #6476

6476: Add missing AssocItems in add_custom_impl assist r=matklad a=Veykril

```rust
use std::fmt;

#[derive(Debu<|>g)]
struct Foo {
    bar: String,
}
```
->
```rust
use std::fmt;

struct Foo {
    bar: String,
}

impl fmt::Debug for Foo {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        ${0:todo!()}
    }
}
```

Co-authored-by: Lukas Wirth <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/xtask/tests/tidy.rs b/xtask/tests/tidy.rs
index 9de60c76c..4c7db8405 100644
--- a/xtask/tests/tidy.rs
+++ b/xtask/tests/tidy.rs
@@ -215,6 +215,7 @@ fn check_todo(path: &Path, text: &str) {
         "tests/cli.rs",
         // Some of our assists generate `todo!()`.
         "tests/generated.rs",
+        "handlers/add_custom_impl.rs",
         "handlers/add_missing_impl_members.rs",
         "handlers/add_turbo_fish.rs",
         "handlers/generate_function.rs",