fix!: Fix group amino codec (cosmos#13307)

* fix!: Fix group amino codec * changelog
regen-network · Dec 14, 2022 · 638d47e · 638d47e
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diff --git a/docs/core/encoding.md b/docs/core/encoding.md
@@ -67,22 +67,24 @@ Note, there are length-prefixed variants of the above functionality and this is
 typically used for when the data needs to be streamed or grouped together
 (e.g. `ResponseDeliverTx.Data`)
 
-#### Authz authorizations and Gov proposals
+#### Authz authorizations and Gov/Group proposals
 
-Since authz's `MsgExec` and `MsgGrant` message types, as well as gov's `MsgSubmitProposal`, can contain different messages instances, it is important that developers
+Since authz's `MsgExec` and `MsgGrant` message types, as well as gov's and group's `MsgSubmitProposal`, can contain different messages instances, it is important that developers
 add the following code inside the `init` method of their module's `codec.go` file:
 
 ```go
 import (
   authzcodec "github.com/cosmos/cosmos-sdk/x/authz/codec"
   govcodec "github.com/cosmos/cosmos-sdk/x/gov/codec"
+  groupcodec "github.com/cosmos/cosmos-sdk/x/group/codec"
 )
 
 init() {
     // Register all Amino interfaces and concrete types on the authz and gov Amino codec so that this can later be
     // used to properly serialize MsgGrant, MsgExec and MsgSubmitProposal instances
     RegisterLegacyAminoCodec(authzcodec.Amino)
     RegisterLegacyAminoCodec(govcodec.Amino)
+    RegisterLegacyAminoCodec(groupcodec.Amino)
 }
 ```
 

diff --git a/x/group/codec/doc.go b/x/group/codec/doc.go
@@ -8,7 +8,7 @@ codec.go file as follows:
 	func init() {
 		// ...
 		RegisterLegacyAminoCodec(govcodec.Amino)
-	RegisterLegacyAminoCodec(groupcodec.Amino)
+		RegisterLegacyAminoCodec(groupcodec.Amino)
 	}
 
 The codec instance is put inside this package and not the x/gov/types package in order to avoid any dependency cycle.