[WEB-683] fix: update issue modal parent select

[anmolsinghbhatia]

Problem:

1. When an issue has sub-issues, upon attempting to update the issue from the update modal, it displays the immediate sub-issue which is not intended behavior.

Solution:

1. This issue is resolved by updating the parameter in the parent issue modal. Now, it functions as expected.

Issue link: [WEB-683]

Media:

Before	After