Fix test

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-no-orders.spec.ts

@@ -104,12 +104,7 @@ describe('PortfolioCalculator', () => {
 
       expect(investments).toEqual([]);
 
-      expect(investmentsByMonth).toEqual([
+      expect(investmentsByMonth).toEqual([]);
-        {
-          date: '2021-12-01',
-          investment: 0
-        }
-      ]);
     });
   });
 });