refactor: remove category colors from units app

components/units/SearchUnits.tsx

@@ -10,8 +10,6 @@ import {
   getUnitsForMeasure,
   getUnitInfo,
   formatMeasureName,
-  getCategoryColor,
-  getCategoryColorHex,
   type Measure,
   type UnitInfo,
 } from '@/lib/units/units';
@@ -157,12 +155,6 @@ export default function SearchUnits({ onSelectUnit, className }: SearchUnitsProp
                   <span className="truncate">{formatMeasureName(result.measure)}</span>
                 </div>
               </div>
-              <div
-                className="w-3 h-3 rounded-full flex-shrink-0"
-                style={{
-                  backgroundColor: getCategoryColorHex(result.measure),
-                }}
-              />
             </button>
           ))}
         </div>