website/assets/scss/_variables.scss: fix duplicate color
//color
--of--color-brand--50: #73C5C5;
--of--color-brand--100: #009596;
- --of--color-brand--200: #009596;
- --of--color-brand--300: #005F60;
- --of--color-brand--400: #003737;
+ --of--color-brand--200: #005F60;
+ --of--color-brand--300: #003737;
+ --of--color-brand--400: #001F22;
--of--color-white--100: #FFF;
--of--color-white--150: #F0F0F0;
--of--color-white--200: #EDEDED;
