fix into_iter for arrays

Author: adsick

src/fn/closures/closure_examples/iter_find.md

@@ -41,8 +41,8 @@ fn main() {
 
     // `iter()` for arrays yields `&i32`
     println!("Find 2 in array1: {:?}", array1.iter()     .find(|&&x| x == 2));
-    // `into_iter()` for arrays unusually yields `&i32`
-    println!("Find 2 in array2: {:?}", array2.into_iter().find(|&&x| x == 2));
+    // `into_iter()` for arrays yields `i32`
+    println!("Find 2 in array2: {:?}", array2.into_iter().find(|&x| x == 2));
 }
 ```