[SE-0206] Update status to Implemented

Author: lorentey

proposals/0206-hashable-enhancements.md

@@ -7,8 +7,8 @@
 * Decision Notes: [Rationale](https://forums.swift.org/t/accepted-se-0206-hashable-enhancements/11675/115)
 * Implementation:<br> 
     [apple/swift#14913](https://github.com/apple/swift/pull/14913) (standard library, underscored),<br>
-    [apple/swift#15122](https://github.com/apple/swift/pull/15122) (automatic synthesis)<br>
-    TBD (de-underscoring, full `Hasher` API)
+    [apple/swift#16009](https://github.com/apple/swift/pull/16009) (`Hasher` interface),<br>
+    [apple/swift#16073](https://github.com/apple/swift/pull/16073) (automatic synthesis, de-underscoring)<br>
 * Previous Revision: [1](https://github.com/apple/swift-evolution/blob/f5a020ec79cdb64fc8700af91b1a1ece2d2fb141/proposals/0206-hashable-enhancements.md)
 
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