func unique.newIndirectNode

4 uses

	unique (current package)
		canonmap.go#L28: 	cm.root.Store(newIndirectNode[T](nil))
		canonmap.go#L155: 	newIndirect := newIndirectNode(parent)
		canonmap.go#L169: 		nextIndirect := newIndirectNode(newIndirect)
		canonmap.go#L294: func newIndirectNode[T comparable](parent *indirect[T]) *indirect[T] {