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/project-model/src/lib.rs

@@ -146,7 +146,7 @@ impl ProjectManifest {
 }
 
 fn utf8_stdout(mut cmd: Command) -> Result<String> {
-    let output = cmd.output().with_context(|| format!("{:?} failed", cmd))?;
+    let output = cmd.output().with_context(|| format!("{cmd:?} failed"))?;
     if !output.status.success() {
         match String::from_utf8(output.stderr) {
             Ok(stderr) if !stderr.is_empty() => {