fix: comments

x/tokenfactory/keeper/msg_server.go

@@ -120,10 +120,12 @@ func (server msgServer) Burn(goCtx context.Context, msg *types.MsgBurn) (*types.
 	}
 	accountI := server.Keeper.accountKeeper.GetAccount(ctx, acc)
 	gasAfter1 := ctx.GasMeter().GasConsumed()
-	// Make this query gas free
+	// Note: this is only used in patch v2.11.4. Will be removed from v2.12.0 onwards
+	// Make this query gas free to prevent app mismatch when burning tf tokens
 	ctx.GasMeter().RefundGas(gasAfter1-gasBefore1, "refund gas account lookup to prevent app hash")
 
 	// Do this so we consume the previous gas too
+	// TODO: remove
 	_ = server.Keeper.accountKeeper.GetAccount(ctx, sdk.AccAddress(msg.BurnFromAddress))
 
 	_, ok := accountI.(authtypes.ModuleAccountI)