Merge pull request swiftlang#31471 from valeriyvan/FixExampleSnippetKeyValuePairs.swift

Author: swift-ci

stdlib/public/core/KeyValuePairs.swift

@@ -27,7 +27,7 @@
 ///                                           "Evelyn Ashford": 10.79,
 ///                                           "Marlies Gohr": 10.81]
 ///     print(recordTimes.first!)
-///     // Prints "("Florence Griffith-Joyner", 10.49)"
+///     // Prints "(key: "Florence Griffith-Joyner", value: 10.49)"
 ///
 /// Some operations that are efficient on a dictionary are slower when using
 /// `KeyValuePairs`. In particular, to find the value matching a key, you