Switch Payment processor webhooks menu entry to managed entity

managed/navigationmenu.mgd.php

@@ -24,4 +24,25 @@ return [
       'match' => ['name'],
     ],
   ],
+  [
+    'name' => 'mjwshared_paymentprocessor_webhooks',
+    'entity' => 'Navigation',
+    'cleanup' => 'always',
+    'update' => 'unmodified',
+    'params' => [
+      'version' => 4,
+      'values' => [
+        'label' => E::ts('Payment processor webhooks'),
+        'name' => 'mjwshared_paymentprocessor_webhooks',
+        'url' => 'civicrm/a#/paymentprocessorWebhook',
+        'permission' => 'administer payment processors',
+        'permission_operator' => 'OR',
+        'parent_id.name' => 'CiviContribute',
+        'is_active' => TRUE,
+        'has_separator' => 0,
+        'weight' => 90,
+      ],
+      'match' => ['name'],
+    ],
+  ],
 ];

mjwshared.php

@@ -254,20 +254,3 @@ function mjwshared_symfony_preUpdateInsert(\Civi\Core\DAO\Event\PreUpdate $event
     }
   }
 }
-
-/**
- * Implements hook_civicrm_navigationMenu().
- *
- * @link http://wiki.civicrm.org/confluence/display/CRMDOC/hook_civicrm_navigationMenu
- */
-function mjwshared_civicrm_navigationMenu(&$menu) {
-  _mjwshared_civix_insert_navigation_menu($menu, 'Administer/CiviContribute', array(
-    'label' => E::ts('Payment processor webhooks'),
-    'name' => 'mjwshared_paymentprocessor_webhooks',
-    'url' => 'civicrm/a#/paymentprocessorWebhook',
-    'permission' => 'administer payment processors',
-    'operator' => 'OR',
-    'separator' => 0,
-  ));
-  _mjwshared_civix_navigationMenu($menu);
-}