Merge pull request #491 from senekor/senekor-qslukqomvpom

Fix code sample output in unchecked-uninit.md

Author: JohnTitor

src/unchecked-uninit.md

@@ -43,7 +43,7 @@ let x = {
     unsafe { mem::transmute::<_, [Box<u32>; SIZE]>(x) }
 };
 
-dbg!(x);
+println!("{x:?}");
 ```
 
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