Add newlines and remove some unused translations.

app/Repositories/Account/OperationsRepository.php

@@ -198,4 +198,4 @@ class OperationsRepository implements OperationsRepositoryInterface
     {
         throw new FireflyException(sprintf('%s is not yet implemented', __METHOD__));
     }
-}
+}

app/Repositories/Account/OperationsRepositoryInterface.php

@@ -84,4 +84,4 @@ interface OperationsRepositoryInterface
      * @return array
      */
     public function sumIncome(Carbon $start, Carbon $end, ?Collection $accounts = null): array;
-}
+}