[Luno] Fixed balance bug.
[Luno] Fixed balance bug.

Signed-off-by: Wilhelm Erasmus <3ec51cbbd34caa87dbad7d9ee2575a0bb7bf0575@burtronix.com>

tritoanst/ccxt,tritoanst/ccxt,ccxt/ccxt,tritoanst/ccxt,tritoanst/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt