Strategic Backlog: Epic is duplicated for each distinct T-Shirt estimate

Issue Summary

IF the epic has multiple PIs selected and each PI is estimated with the different t-shirt size - the epic get duplicated record for every distinct t-shirt size

Steps to Reproduce

There should be an epic that has 3 PIs selected. Epic should belong to the portfolio with a T-Shirt estimation system. Each PI should be estimated with the different T-Shirt size (e.g. M, L, and XL). All the above-mentioned data should exist under the strategic snapshot.

1. Open the Strategic Backlog
2. Select the Snapshot from preconditions
3. Navigate to the epic section
4. Validate the number of records for the epic from preconditions

Expected Results

The epic is displayed once

Actual Results

The epic is displayed 3 times in a row 

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available