Workaround for bug Codeception#5401 to ensure cookie expiry value is …

…not null which fails in chromedriver 2.46

src/Codeception/Module/WebDriver.php

@@ -3088,15 +3088,16 @@ public function loadSessionSnapshot($name)
         if (!isset($this->sessionSnapshots[$name])) {
             return false;
         }
-        
+
         foreach ($this->webDriver->manage()->getCookies() as $cookie) {
             if (in_array(trim($cookie['name']), [LocalServer::COVERAGE_COOKIE, LocalServer::COVERAGE_COOKIE_ERROR])) {
                 continue;
             }
             $this->webDriver->manage()->deleteCookieNamed($cookie['name']);
         }
-        
+
         foreach ($this->sessionSnapshots[$name] as $cookie) {
+            $cookie->setExpiry($cookie->getExpiry());
             $this->webDriver->manage()->addCookie($cookie);
         }
         $this->debugSection('Snapshot', "Restored \"$name\" session snapshot");