Xray's DocGen is not exporting Sub Test Execution's Test Run Data

Description
Xray's DocGen is not exporting Sub Test Execution's Data.

Pre-conditions
Have Test Run data on an already workflow-transitioned issue.

How to reproduce

1. Export any Template Store Test Plan/Test Execution Template to include Sub Test Execution Test Run Data

Actual result/Attachments
No data is exported.

Expected result
Test Run data should be exported as it is for Test Executions.