Fixing background color for gjs-input-unit

src/styles/scss/_gjs_inputs.scss

@@ -58,6 +58,7 @@
 .#{$app-prefix}select option,
 .#{$clm-prefix}select option,
 .#{$sm-prefix}select option,
+.#{$app-prefix}fields option,
 .#{$sm-prefix}unit option {
   background-color: $mainColor;
   color: $fontColor;