Add cover for method getResponse

Author: Eremeev Ales

test/suite/unit/BadRequestResponseExceptionTest.php

@@ -14,6 +14,7 @@ class BadRequestResponseExceptionTest extends TestCase
 {
  /**
  * @covers ::__construct
+ * @covers ::getResponse
  */
  public function testException(): void
  {

test/suite/unit/ForbiddenResponseExceptionTest.php

@@ -14,6 +14,7 @@ class ForbiddenResponseExceptionTest extends TestCase
 {
  /**
  * @covers ::__construct
+ * @covers ::getResponse
  */
  public function testException(): void
  {

test/suite/unit/NotFoundResponseExceptionTest.php

@@ -14,6 +14,7 @@ class NotFoundResponseExceptionTest extends TestCase
 {
  /**
  * @covers ::__construct
+ * @covers ::getResponse
  */
  public function testException(): void
  {

test/suite/unit/PaymentRequiredResponseExceptionTest.php

@@ -14,6 +14,7 @@ class PaymentRequiredResponseExceptionTest extends TestCase
 {
  /**
  * @covers ::__construct
+ * @covers ::getResponse
  */
  public function testException(): void
  {

test/suite/unit/UnauthorizedResponseExceptionTest.php

@@ -14,6 +14,7 @@ class UnauthorizedResponseExceptionTest extends TestCase
 {
  /**
  * @covers ::__construct
+ * @covers ::getResponse
  */
  public function testException(): void
  {

test/suite/unit/UnexpectedResponseExceptionTest.php

@@ -14,6 +14,7 @@ class UnexpectedResponseExceptionTest extends TestCase
 {
  /**
  * @covers ::__construct
+ * @covers ::getResponse
  */
  public function testException(): void
  {