Update tracking issue

Author: BenjaminBrienen

library/alloc/src/vec/mod.rs

@@ -2222,7 +2222,7 @@ impl<T, A: Allocator> Vec<T, A> {
     /// assert_eq!(v.try_remove(0), Some(1));
     /// assert_eq!(v.try_remove(2), None);
     /// ```
-    #[unstable(feature = "vec_try_remove", issue = "77481")]
+    #[unstable(feature = "vec_try_remove", issue = "146954")]
     #[track_caller]
     #[rustc_confusables("delete", "take", "remove")]
     pub fn try_remove(&mut self, index: usize) -> Option<T> {