refactor: remove ValidateBasic in cli (#2971)

The `ValidateBasic` function has been called in the
`GenerateOrBroadcastTxWithFactory` function, so we no longer need to add
the `ValidateBasic` function when writing Cli. Related PRs can be viewed
at: cosmos/cosmos-sdk#9236 (comment)

x/blobstream/client/tx.go

@@ -46,9 +46,6 @@ send a new message overriding the previous one.
 				ValidatorAddress: valAddress,
 				EvmAddress:       evmAddress,
 			}
-			if err := msg.ValidateBasic(); err != nil {
-				return err
-			}
 
 			return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), msg)
 		},

x/upgrade/cli/tx.go

@@ -48,9 +48,6 @@ func CmdSignalVersion() *cobra.Command {
 			valAddr := sdk.ValAddress(addr)
 
 			msg := types.NewMsgSignalVersion(valAddr, version)
-			if err := msg.ValidateBasic(); err != nil {
-				return err
-			}
 
 			return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), msg)
 		},
@@ -75,9 +72,6 @@ to the signalled version at the following height.
 			}
 
 			msg := types.NewMsgTryUpgrade(clientCtx.GetFromAddress())
-			if err := msg.ValidateBasic(); err != nil {
-				return err
-			}
 
 			return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), msg)
 		},