Require drush

composer.json

@@ -41,6 +41,7 @@
       "drupal-composer/drupal-scaffold": "^2.4.0",
       "drupal/console": "^1.0.0",
       "drupal/core": "^8.6",
+      "drush/drush": "~9.0",
       "drupal/acquia_connector": "^1.14.0",
       "drupal/address": "^1.3.0",
       "drupal/age_field_formatter": "^2.0.0",
@@ -72,10 +73,10 @@
       "drupal/content_access": "^1.0",
       "webflo/drupal-finder": "^0.3.0",
       "webmozart/path-util": "^2.3.0",
-        "drupal/admin_toolbar": "^1.26",
-        "drupal/webform": "^5.1",
-        "drupal/content_sync": "^2.1",
-        "drupal/bootstrap_barrio": "^4.22"
+      "drupal/admin_toolbar": "^1.26",
+      "drupal/webform": "^5.1",
+      "drupal/content_sync": "^2.1",
+      "drupal/bootstrap_barrio": "^4.22"
     },
     "require-dev": {
       "behat/mink": "~1.7",
@@ -84,7 +85,6 @@
       "jcalderonzumba/mink-phantomjs-driver": "~0.3.1",
       "mikey179/vfsstream": "~1.2",
       "phpunit/phpunit": ">=4.8.28 <5",
-      "drush/drush": "~9.0",
       "symfony/css-selector": "^2.8"
     },
     "conflict": {