Rollup merge of rust-lang#86111 - spookyvision:master, r=JohnTitor

fix off by one in `std::iter::Iterator` documentation

the range `(0..10)` is documented as "The even numbers from zero to ten." - should be ".. to nine".

Author: JohnTitor

core/src/iter/traits/iterator.rs

@@ -138,7 +138,7 @@ pub trait Iterator {
     /// A more complex example:
     ///
     /// ```
-    /// // The even numbers from zero to ten.
+    /// // The even numbers in the range of zero to nine.
     /// let iter = (0..10).filter(|x| x % 2 == 0);
     ///
     /// // We might iterate from zero to ten times. Knowing that it's five