Inline all format arguments where possible

This makes code more readale and concise,
moving all format arguments like `format!("{}", foo)`
into the more compact `format!("{foo}")` form.

The change was automatically created with, so there are far less change
of an accidental typo.

```
cargo clippy --fix -- -A clippy::all -W clippy::uninlined_format_args
```

crates/ide-diagnostics/src/handlers/unresolved_macro_call.rs

@@ -13,7 +13,7 @@ pub(crate) fn unresolved_macro_call(
     let bang = if d.is_bang { "!" } else { "" };
     Diagnostic::new(
         "unresolved-macro-call",
-        format!("unresolved macro `{}{}`", d.path, bang),
+        format!("unresolved macro `{}{bang}`", d.path),
         display_range,
     )
     .experimental()