Move ordered.go to lib/containers

Something about this trips a stack overflow in golangci-lint, so upgrade
golangci-lint to a commit that fixes this.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/containers/rbtree.go b/lib/containers/rbtree.go
index 6bffc02..64a679e 100644
--- a/lib/containers/rbtree.go
+++ b/lib/containers/rbtree.go
@@ -33,7 +33,7 @@ func (node *RBNode[V]) getColor() Color {
 	return node.Color
 }
 
-type RBTree[K util.Ordered[K], V any] struct {
+type RBTree[K Ordered[K], V any] struct {
 	KeyFn func(V) K
 	root  *RBNode[V]
 }