fix(client/v2): correctly handle enhanced sub commands (backport #21809) (#21930)

Co-authored-by: John Letey <john@noble.xyz>
Co-authored-by: Julien Robert <julien@rbrt.fr>

client/v2/CHANGELOG.md

@@ -36,6 +36,10 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+### Bug Fixes
+
+* [#21809](https://github.com/cosmos/cosmos-sdk/pull/21809) Correctly handle enhanced sub commands.
+
 ## [v2.0.0-beta.5] - 2024-09-18
 
 ### Improvements

client/v2/autocli/msg.go

@@ -49,7 +49,9 @@ func (b *Builder) AddMsgServiceCommands(cmd *cobra.Command, cmdDescriptor *autoc
 			return err
 		}
 
-		cmd.AddCommand(subCmd)
+		if !subCmdDescriptor.EnhanceCustomCommand {
+			cmd.AddCommand(subCmd)
+		}
 	}
 
 	if cmdDescriptor.Service == "" {

client/v2/autocli/query.go

@@ -52,7 +52,9 @@ func (b *Builder) AddQueryServiceCommands(cmd *cobra.Command, cmdDescriptor *aut
 			return err
 		}
 
-		cmd.AddCommand(subCmd)
+		if !subCmdDesc.EnhanceCustomCommand {
+			cmd.AddCommand(subCmd)
+		}
 	}
 
 	// skip empty command descriptors