ci: move env var to default

packages/xpub-faraday/config/default.js

@@ -114,6 +114,11 @@ module.exports = {
     path: `${__dirname}/mailer`,
     editorialAssistant: 'hindawi+editorial@thinslices.com',
   },
+  SES: {
+    accessKey: process.env.AWS_SES_ACCESS_KEY,
+    secretKey: process.env.AWS_SES_SECRET_KEY,
+    region: process.env.AWS_SES_REGION,
+  },
   publicKeys: ['pubsweet-client', 'authsome', 'validations'],
   statuses: {
     draft: {