Remove elastic search from 2.3 template

compose/template/dev/tests/integration/etc/install-config-mysql.php.2.3.dist

@@ -10,8 +10,6 @@ return [
     'db-name' => 'magento_integration_tests',
     'db-prefix' => '',
     'backend-frontname' => 'backend',
-    'search-engine' => 'elasticsearch7',
-    'elasticsearch-host' => 'elasticsearch',
     'admin-user' => \Magento\TestFramework\Bootstrap::ADMIN_NAME,
     'admin-password' => \Magento\TestFramework\Bootstrap::ADMIN_PASSWORD,
     'admin-email' => \Magento\TestFramework\Bootstrap::ADMIN_EMAIL,