remove todos, keep clean point to pr

UPGRADING_v2.md

@@ -1,4 +1,4 @@
-# Upgrading Cosmos SDK v2 [DRAFT]
+# Upgrading Cosmos SDK v2 [DRAFT, see #22531](https://github.com/cosmos/cosmos-sdk/issues/22531)
 
 This guide provides instructions for upgrading to specific versions of Cosmos SDK.
 Note, always read the **SimApp** section for more information on application wiring updates.
@@ -10,27 +10,15 @@ This guide assumes that you have already made your modules depinject compatible,
 
 ### Modules
 
-* sdk.Context to core service migration: https://hackmd.io/@julienrbrt/S16-_Vq50
-* AnteHandler to TxValidator
-* Optional migration from grpc services to handlers
-* [Documentation]: Module configuration #22371
-
 ### Server
 
-* Telemetry server is another port (7180)
-* New REST server for querying modules (8080) -> Use post and type_url (docs at server/v2/api/rest/README.md)
-* gRPC: new service to query the modules gRPC messages, without going via module services
-* gRPC: external gRPC services no more registered in the application router (e.g. nodeservice, cmtservice, authtx service)
 
 ### SimApp
 
 With the migration to server/v2 and runtime/v2 some changes are required in the `root.go` and `app.go` of your application.
 
 #### `app.go`
 
-```diff
-
-```
 
 #### `root.go`