fix(amazonq): fix inline pagination logic and corountine scope logic

[andrewyuq]

1. Show the configurable tab action only on new auto trigger UX(A/B)
2. remove disposableCoroutineScope usage and directly check the dispose state of the popup(session validity)
3. use partialResultToken instead of workdoneToken for pagination logic with flare

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)

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• My code follows the code style of this project
• I have added tests to cover my changes
• A short description of the change has been added to the CHANGELOG if the change is customer-facing in the IDE.
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