Feature: Graceful Shutdown for kubewatch

[ShashwatDadhich]

🔖 Feature description

Add Graceful Shutdown for kubewatch

🎤 Pitch / Usecases

Graceful Shutdown for kubewatch so that the service gets shutdwn gracefully

🔄️ Alternative

NA

👀 Have you spent some time to check if this issue has been raised before?

• [X] I checked and didn't find similar issue

🏢 Have you read the Code of Conduct?

• [X] I have read the Code of Conduct

AB#9822