Upstream changes to ch7 to consider sending to nostarch

nostarch/chapter07.md

@@ -196,7 +196,7 @@ pub mod garden;
 
 fn main() {
     let plant = Asparagus {};
-    println!("I'm growing {:?}!", plant);
+    println!("I'm growing {plant:?}!");
 }
 ```
 
@@ -563,7 +563,7 @@ and `fn add_to_waitlist` lets us call the function from
 `eat_at_restaurant`
 
 Now the code will compile! To see why adding the `pub` keyword lets us use
-these paths in `add_to_waitlist` with respect to the privacy rules, let’s look
+these paths in `eat_at_restaurant` with respect to the privacy rules, let’s look
 at the absolute and the relative paths.
 
 In the absolute path, we start with `crate`, the root of our crate’s module