FlightRemoval - Incorrect Code Removal

[MichaelFruergaardPontoppidan]

ID 1020813: Flight removed incorrectly.
ID 1020174: Refactoring unrelated to the flight removal which potentially can break customers who extend enum used; incorrectly removed negation condition in flight related logic.
ID 1020922: Code incorrectly updated after flight removal; also unrelated refactoring added.

https://msdyneng.visualstudio.com/DefaultCollection/FinOps/_git/ApplicationSuite/pullrequest/296729

https://msdyneng.visualstudio.com/DefaultCollection/FinOps/_git/ApplicationSuite/pullrequest/296890