FINERACT-2455: Add projected amortization schedule

[oleksii-novikov-onix]

Description

Describe the changes made and why they were made. (Ignore if these details are present on the associated Apache Fineract JIRA ticket.)

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[adamsaghy]

* What went wrong:
Execution failed for task ':fineract-e2e-tests-core:spotlessJavaCheck'.
> The following files had format violations:
      src/test/java/org/apache/fineract/test/stepdef/loan/WorkingCapitalAmortizationScheduleStepDef.java
          @@ -151,8 +151,7 @@
           ····················expected.get("actualPaymentAmount"));
           ············assertNullableDecimal(assertions,·p·+·"actualAmortizationAmount",·actual.getActualAmortizationAmount(),
           ····················expected.get("actualAmortizationAmount"));
          -············assertNullableDecimal(assertions,·p·+·"incomeModification",·actual.getIncomeModification(),
          -····················expected.get("incomeModification"));
          +············assertNullableDecimal(assertions,·p·+·"incomeModification",·actual.getIncomeModification(),·expected.get("incomeModification"));
           ············assertNullableDecimal(assertions,·p·+·"deferredBalance",·actual.getDeferredBalance(),·expected.get("deferredBalance"));
           ········}
           
          @@ -194,8 +193,7 @@
           ········assertions.assertThat(actual).as(field).isEqualTo(Long.parseLong(expectedStr));
           ····}
           
          -····private·static·void·assertDate(final·SoftAssertions·assertions,·final·String·field,·final·LocalDate·actual,
          -············final·String·expectedStr)·{
          +····private·static·void·assertDate(final·SoftAssertions·assertions,·final·String·field,·final·LocalDate·actual,·final·String·expectedStr)·{
           ········if·(expectedStr·==·null·||·expectedStr.isBlank())·{
           ············return;
           ········}
  Run './gradlew :fineract-e2e-tests-core:spotlessApply' to fix these violations.

[adamsaghy]

Lets use payment instead of installment, to avoid confusions as it does not define a period...

[adamsaghy]

@oleksii-novikov-onix Please rebase.