Fixed coding standard violations in the Framework\Event namespace:

- Removed @codingStandardsIgnoreFile
- Fixed indentation
- Fixed number of chars per line
- Removed unused "use" namespace at the top of the file.

lib/internal/Magento/Framework/Event/Invoker/InvokerDefault.php

@@ -6,12 +6,9 @@
  * See COPYING.txt for license details.
  */
 
-// @codingStandardsIgnoreFile
-
 namespace Magento\Framework\Event\Invoker;
 
 use Magento\Framework\Event\Observer;
-use Zend\Stdlib\Exception\LogicException;
 
 class InvokerDefault implements \Magento\Framework\Event\InvokerInterface
 {
@@ -33,8 +30,10 @@ class InvokerDefault implements \Magento\Framework\Event\InvokerInterface
      * @param \Magento\Framework\Event\ObserverFactory $observerFactory
      * @param \Magento\Framework\App\State $appState
      */
-    public function __construct(\Magento\Framework\Event\ObserverFactory $observerFactory, \Magento\Framework\App\State $appState)
-    {
+    public function __construct(
+        \Magento\Framework\Event\ObserverFactory $observerFactory,
+        \Magento\Framework\App\State $appState
+    ) {
         $this->_observerFactory = $observerFactory;
         $this->_appState = $appState;
     }
@@ -75,7 +74,8 @@ protected function _callObserverMethod($object, $observer)
             throw new \LogicException(
                 sprintf(
                     'Observer "%s" must implement interface "%s"',
-                    get_class($object), \Magento\Framework\Event\ObserverInterface::class
+                    get_class($object),
+                    \Magento\Framework\Event\ObserverInterface::class
                 )
             );
         }