feat: update stacking lib guide

src/pages/understand-stacks/integrate-stacking.md

@@ -294,12 +294,15 @@ const stackingStatus = await client.getStatus();
 // otherwise an error will be thrown
 // stackingStatus:
 // {
-//   amount_microstx: '80000000000000',
+//   stacked: true,
-//   first_reward_cycle: 18,
+//   details: {
-//   lock_period: 10,
+//    amount_microstx: '80000000000000',
-//   pox_address: {
+//    first_reward_cycle: 18,
-//     version: '00',
+//    lock_period: 10,
-//     hashbytes: '05cf52a44bf3e6829b4f8c221cc675355bf83b7d'
+//    pox_address: {
+//      version: '00',
+//      hashbytes: '05cf52a44bf3e6829b4f8c221cc675355bf83b7d'
+//    }
 //   }
 // }
 ```