Feature: Deployment app migration and env level deployment config support

[kartik-579]

🔖 Feature description

Support to migrate apps within multiple gitOps and add support for keeping deployment config present at env level current;y present at different levels.

🎤 Pitch / Usecases

Support to migrate apps within multiple gitOps and add support for keeping deployment config present at env level current;y present at different levels.

🔄️ Alternative

No response

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

• I checked and didn't find similar issue

🏢 Have you read the Code of Conduct?

• I have read the Code of Conduct

AB#10163