Mark "ref struct interfaces" as shipped in C# 13 (#74991)

docs/Language Feature Status.md

@@ -14,7 +14,6 @@ efforts behind them.
 | [`field` keyword in properties](https://github.com/dotnet/csharplang/issues/140) | [field-keyword](https://github.com/dotnet/roslyn/tree/features/field-keyword) | [In Progress](https://github.com/dotnet/roslyn/issues/57012) | [Youssef1313](https://github.com/Youssef1313), [cston](https://github.com/cston) | [333fred](https://github.com/333fred), [RikkiGibson](https://github.com/RikkiGibson) | [CyrusNajmabadi](https://github.com/CyrusNajmabadi) | [CyrusNajmabadi](https://github.com/CyrusNajmabadi) |
 | [Default in deconstruction](https://github.com/dotnet/roslyn/pull/25562) | [decon-default](https://github.com/dotnet/roslyn/tree/features/decon-default) | [In Progress](https://github.com/dotnet/roslyn/issues/25559) | [jcouv](https://github.com/jcouv) | [gafter](https://github.com/gafter) |  | [jcouv](https://github.com/jcouv) |
 | [Roles/Extensions](https://github.com/dotnet/csharplang/issues/5497) | [roles](https://github.com/dotnet/roslyn/tree/features/roles) | [In Progress](https://github.com/dotnet/roslyn/issues/66722) | [jcouv](https://github.com/jcouv) | [AlekseyTs](https://github.com/AlekseyTs), [jjonescz](https://github.com/jjonescz) | [CyrusNajmabadi](https://github.com/CyrusNajmabadi) | [MadsTorgersen](https://github.com/MadsTorgersen) |
-| [Ref Struct Interfaces](https://github.com/dotnet/csharplang/issues/7608) | [RefStructInterfaces](https://github.com/dotnet/roslyn/tree/features/RefStructInterfaces) | [Merged into 17.11p2](https://github.com/dotnet/roslyn/issues/72124) | [AlekseyTs](https://github.com/AlekseyTs) | [cston](https://github.com/cston), [jjonescz](https://github.com/jjonescz) | [ToddGrun](https://github.com/ToddGrun) |  [agocke](https://github.com/agocke), [jaredpar](https://github.com/jaredpar) |
 
 # C# 13.0
 
@@ -29,6 +28,7 @@ efforts behind them.
 | [`allows ref struct` constraint](https://github.com/dotnet/csharplang/issues/7608) | [RefStructInterfaces](https://github.com/dotnet/roslyn/tree/features/RefStructInterfaces) | [Merged into 17.11p2](https://github.com/dotnet/roslyn/issues/72124) | [AlekseyTs](https://github.com/AlekseyTs) | [cston](https://github.com/cston), [jjonescz](https://github.com/jjonescz) | [ToddGrun](https://github.com/ToddGrun) |  [agocke](https://github.com/agocke), [jaredpar](https://github.com/jaredpar) |
 | [Overload Resolution Priority](https://github.com/dotnet/csharplang/issues/7706) | main | [Merged to 17.12p1](https://github.com/dotnet/roslyn/issues/74131) | [333fred](https://github.com/333fred) | [jcouv](https://github.com/jcouv), [cston](https://github.com/cston) | Not yet assigned | [333fred](https://github.com/333fred) |
 | [Partial properties](https://github.com/dotnet/csharplang/issues/6420) | [partial-properties](https://github.com/dotnet/roslyn/tree/features/partial-properties) | [Merged into 17.11p3](https://github.com/dotnet/roslyn/issues/73090) | [RikkiGibson](https://github.com/RikkiGibson) | [jcouv](https://github.com/jcouv), [333fred](https://github.com/333fred) | [Cosifne](https://github.com/Cosifne) | [333fred](https://github.com/333fred), [RikkiGibson](https://github.com/RikkiGibson) |
+| [Ref Struct Interfaces](https://github.com/dotnet/csharplang/issues/7608) | [RefStructInterfaces](https://github.com/dotnet/roslyn/tree/features/RefStructInterfaces) | [Merged into 17.11p2](https://github.com/dotnet/roslyn/issues/72124) | [AlekseyTs](https://github.com/AlekseyTs) | [cston](https://github.com/cston), [jjonescz](https://github.com/jjonescz) | [ToddGrun](https://github.com/ToddGrun) |  [agocke](https://github.com/agocke), [jaredpar](https://github.com/jaredpar) |
 
 # C# 12.0