Simplify issue #130 test docblocks and drop redundant comment

Author: Aaron Gustavo Nieves

config/services.php

@@ -60,7 +60,6 @@
             'lazy' => true,
         ]);
 
-    // Issue #130 (DI state must survive kernel reboots when the service is persisted).
     $services->set(App\Service\ExternalApiStub::class)
         ->public();
 };

src/Service/ExternalApiStub.php

@@ -6,10 +6,6 @@
 
 /**
  * A stand-in for an external API client whose response can be faked at runtime.
- *
- * Used by App\Tests\Functional\IssuesCest to reproduce issue #130: a service
- * configured on the fly after a request must keep that configuration on the
- * next request when it is persisted, even though the kernel reboots in between.
  */
 final class ExternalApiStub
 {

tests/Functional/IssuesCest.php

@@ -136,12 +136,6 @@ public function ensureMessageObjectsCanBeFetched(FunctionalTester $I)
 
     /**
      * @see https://github.com/Codeception/module-symfony/issues/130
-     *
-     * A service configured on the fly after a request keeps that configuration
-     * on the next request when it is persisted, even though the kernel reboots
-     * between requests (the default rebootable client). This mirrors pure
-     * Symfony, where DI state is preserved by persisting the service (or
-     * disabling the reboot) rather than by changing when the kernel reboots.
      */
     public function keepConfiguredServiceStateAcrossKernelReboot(FunctionalTester $I)
     {