[PATCH v2] rust: rbtree: fix minor typos in comments

[Atharv Dubey <atharvd440@gmail.com>]

This patch corrects a couple of typo errors in the
documentation comments to improve clarity and readability.

Suggested-by: Miguel Ojeda <ojeda@kernel.org>
Link: https://github.com/Rust-for-Linux/linux/issues/1206
Signed-off-by: Atharv Dubey <atharvd440@gmail.com>
--- 
 Changes in v2:
 - Made Changes to the commit message as per the suggestion.
 - Added Suggested-by tag.

 rust/kernel/rbtree.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rust/kernel/rbtree.rs b/rust/kernel/rbtree.rs
index b8fe6be6fcc4..6c9708201fd7 100644
--- a/rust/kernel/rbtree.rs
+++ b/rust/kernel/rbtree.rs
@@ -732,7 +732,7 @@ pub struct Cursor<'a, K, V> {
 }
 
 // SAFETY: The [`Cursor`] has exclusive access to both `K` and `V`, so it is sufficient to require them to be `Send`.
-// The cursor only gives out immutable references to the keys, but since it has excusive access to those same
+// The cursor only gives out immutable references to the keys, but since it has exclusive access to those same
 // keys, `Send` is sufficient. `Sync` would be okay, but it is more restrictive to the user.
 unsafe impl<'a, K: Send, V: Send> Send for Cursor<'a, K, V> {}
 
@@ -980,7 +980,7 @@ pub struct IterMut<'a, K, V> {
 }
 
 // SAFETY: The [`IterMut`] has exclusive access to both `K` and `V`, so it is sufficient to require them to be `Send`.
-// The iterator only gives out immutable references to the keys, but since the iterator has excusive access to those same
+// The iterator only gives out immutable references to the keys, but since the iterator has exclusive access to those same
 // keys, `Send` is sufficient. `Sync` would be okay, but it is more restrictive to the user.
 unsafe impl<'a, K: Send, V: Send> Send for IterMut<'a, K, V> {}
 
-- 
2.43.0