fix reconciler list only looping k8sgpt`s results

[JuHyung-Son]

Closes #356

📑 Description

since prev latestResultList lists all k8sgpt's result, not just looping one. it gets all result. so i added MatchingLabel so that it lists only looping k8sgpt config's result

✅ Checks

• [x] My pull request adheres to the code style of this project
• [x] My code requires changes to the documentation
• [x] I have updated the documentation as required
• [x] All the tests have passed

ℹ Additional Information