Removed white spaces from code.

Author: ktpl-prakash

app/code/Magento/Integration/Model/CustomerTokenService.php

@@ -91,7 +91,7 @@ public function createCustomerAccessToken($username, $password)
             throw new AuthenticationException(
                 __('You did not sign in correctly or your account is temporarily disabled.')
             );
-        }       
+        }
         $this->eventManager->dispatch('customer_login', ['customer' => $customerDataObject]);
         $this->getRequestThrottler()->resetAuthenticationFailuresCount($username, RequestThrottler::USER_TYPE_CUSTOMER);
         return $this->tokenModelFactory->create()->createCustomerToken($customerDataObject->getId())->getToken();

app/code/Magento/Integration/Test/Unit/Model/CustomerTokenServiceTest.php

@@ -71,7 +71,7 @@ protected function setUp()
         )->disableOriginalConstructor()->getMock();
 
         $this->manager = $this->createMock(\Magento\Framework\Event\ManagerInterface::class);
-        
+
         $this->_tokenService = new \Magento\Integration\Model\CustomerTokenService(
             $this->_tokenFactoryMock,
             $this->_accountManagementMock,