Correct comment

mdznr · mdznr · commit f454acea2e9b · 2021-02-09T16:10:20.000-08:00
diff --git a/Sources/Algorithms/Permutations.swift b/Sources/Algorithms/Permutations.swift
@@ -144,7 +144,7 @@ extension Permutations: Sequence {
 extension Permutations: LazySequenceProtocol where Base: LazySequenceProtocol {}
 
 //===----------------------------------------------------------------------===//
-// nextPermutation(by:)
+// nextPermutation()
 //===----------------------------------------------------------------------===//
 
 extension MutableCollection
