Accept SE-0335 "Introduce existential any"

Author: DougGregor

proposals/0335-existential-any.md

@@ -3,8 +3,9 @@
 * Proposal: [SE-0335](0335-existential-any.md)
 * Authors: [Holly Borla](https://github.com/hborla)
 * Review Manager: [Doug Gregor](https://github.com/DougGregor)
-* Status: **Active review (December 8...22, 2021)**
+* Status: **Accepted**
 * Implementation: [apple/swift#40282](https://github.com/apple/swift/pull/40282)
+* Decision Notes: [Acceptance](https://forums.swift.org/t/accepted-with-modifications-se-0335-introduce-existential-any/54504)
 
 ## Contents
   - [Introduction](#introduction)