Update 0413-typed-throws.md (#2276)

* Update status to Accepted.
* Add link to forums announcement.
* Remove experimental flag.

Author: benrimmington

proposals/0413-typed-throws.md

@@ -3,10 +3,9 @@
 * Proposal: [SE-0413](0413-typed-throws.md)
 * Authors: [Jorge Revuelta (@minuscorp)](https://github.com/minuscorp), [Torsten Lehmann](https://github.com/torstenlehmann), [Doug Gregor](https://github.com/DougGregor)
 * Review Manager: [Steve Canon](https://github.com/stephentyrone)
-* Status: **Active Review (November 16 - November 30)**
-* Implementation: on `main` behind the experimental feature flag `TypedThrows`.
+* Status: **Accepted**
 * Upcoming Feature Flag: `FullTypedThrows`
-* Review: [latest pitch](https://forums.swift.org/t/pitch-n-1-typed-throws/67496), [review](https://forums.swift.org/t/se-0413-typed-throws/68507)
+* Review: [latest pitch](https://forums.swift.org/t/pitch-n-1-typed-throws/67496), [review](https://forums.swift.org/t/se-0413-typed-throws/68507), [acceptance](https://forums.swift.org/t/accepted-se-0413-typed-throws/69099)
 
 ## Introduction