Duplicated apps in stea causes steam to error when opening

[benpetersen]

Describe the bug

To Reproduce

1. Run BoilR with GOG and Amazon
2. It duplicates every non steam game in steam
3. Then after exiting steam it crashes steam application when opening it

Desktop (please complete the following information):

• OS: Windows
• BoilR Version [e.g. v.1.4.5]
• Launcher Steam

Additional context
As a feature request to not add games already in steam library