docs: fix docs of `LifecycleRules::buffer_size_soft`
@@ -181,7 +181,7 @@ pub struct LifecycleRules {
pub mutable_size_threshold: Option<NonZeroUsize>,
/// Once the total amount of buffered data in memory reaches this size start
- /// dropping data from memory based on the drop_order
+ /// dropping data from memory based on the [`sort_order`](Self::sort_order)
pub buffer_size_soft: Option<NonZeroUsize>,
/// Once the amount of data in memory reaches this size start
