Upgrade rust/crates/itertools to 0.10.1

Test: make
Change-Id: Iebba7d7b3ef9be793890115e01a696300db2dfbb
diff --git a/src/tee.rs b/src/tee.rs
index 0b00302..ea47529 100644
--- a/src/tee.rs
+++ b/src/tee.rs
@@ -15,7 +15,7 @@
 
 /// One half of an iterator pair where both return the same elements.
 ///
-/// See [`.tee()`](../trait.Itertools.html#method.tee) for more information.
+/// See [`.tee()`](crate::Itertools::tee) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 #[derive(Debug)]
 pub struct Tee<I>