fix: naming and redundancy issues

lib/new-admin/services/login.js

@@ -10,7 +10,10 @@ function validateUser (username, password) {
   const sqlUpdateLastAccessed = 'UPDATE users SET last_accessed = now() WHERE username=$1'
 
   return db.oneOrNone(sql, [username, password])
-    .then(user => { db.none(sqlUpdateLastAccessed, [user.username]); return user })
+    .then(user => {
+      return db.none(sqlUpdateLastAccessed, [user.username])
+        .then(() => user)
+    })
     .catch(() => false)
 }