[Paperspace] Update logo + add EmptyView + show action on invalid token

[xmok]

Description

• Update Logo
• Action to OpenExtensionPreferences on invalid token
• EmptyView when no machines
• Do not reload if token is invalid

Screenshots

Checklist

• I read the extension guidelines
• I read the documentation about publishing
• I ran npm run build and tested this distribution build in Raycast
• I checked that files in the assets folder are used by the extension itself
• I checked that assets used by the README are placed outside of the metadata folder

[raycastbot]

Thank you for your contribution! 🎉

🔔 @yuri-becker you might want to have a look.

You can use this guide to learn how to check out the Pull Request locally in order to test it.

You can expect an initial review within five business days.