fix of warning: variables can be used directly in format! string

```rust
warning: variables can be used directly in the `format!` string
  --> src/main.rs:13:13
   |
13 |             eprintln!("{:?}", e);
   |             ^^^^^^^^^^^^^^^^^^^^
   |
   = help: for further information visit
https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
   = note: `#[warn(clippy::uninlined_format_args)]` on by default
help: change this to
   |
13 -             eprintln!("{:?}", e);
13 +             eprintln!("{e:?}");
   |

warning: `cargo-ament-build` (bin "cargo-ament-build") generated 1
warning (run `cargo clippy --fix --bin "cargo-ament-build"` to apply 1
suggestion)
    Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
```

Author: Guelakais

src/main.rs

@@ -10,7 +10,7 @@ fn main() {
         Ok(true) => 0,
         Ok(false) => 1,
         Err(e) => {
-            eprintln!("{:?}", e);
+            eprintln!("{e:?}");
             1
         }
     };