fix: Retain Chat Session When Switching from Chat to Document Tab

[Prasanjeet-Microsoft]

Purpose

• This PR addresses the issue where the chat session is cleared when switching from the 'Chat' tab to the 'Document' tab in document's details section. The fix ensures that the chat session persists even after switching between the two tabs

Does this introduce a breaking change?

• Yes
• [ x] No

Golden Path Validation

• I have tested the primary workflows (the "golden path") to ensure they function correctly without errors.

Deployment Validation

• I have validated the deployment process successfully and all services are running as expected with this change.

What to Check

Verify that the following are valid

1. Functionality:

   • Confirm that the chat session is preserved after switching from 'Chat' to 'Document' and back to 'Chat'.
   • Ensure that no data loss or session clearing happens when navigating between these tabs.

2. Testing:

   • Reproduce the issue described in the bug report to verify it is resolved.
   • Check if the bug fix introduces any new issues related to tab navigation or chat sessions.

3. UI/UX:

   • Ensure the user experience remains smooth, with no disruptions in the chat when switching tabs.
   • Check for any UI inconsistencies or regressions related to the chat display.