Remove double iteration

apps/api/src/app/portfolio/portfolio.service.ts

@@ -802,11 +802,8 @@ export class PortfolioService {
 
       const stakeRewards = getSum(
         activities
-          .filter(({ SymbolProfile }) => {
+          .filter(({ SymbolProfile, type }) => {
-            return symbol === SymbolProfile.symbol;
+            return symbol === SymbolProfile.symbol && type === 'STAKE';
-          })
-          .filter(({ type }) => {
-            return type === 'STAKE';
           })
           .map(({ quantity }) => {
             return new Big(quantity);