Make handleSummary func timeout configurable

[alex-kattathra-johnson]

What?

It makes the timeout for the handleSummary function configurable

Why?

To solve issue #3976. To allow for generating summary for long running tests

Checklist

• [x] I have performed a self-review of my code.
• [x] I have added tests for my changes.
• [x] I have run linter locally (make lint) and all checks pass.
• [x] I have run tests locally (make tests) and all tests pass.
• [x] I have commented on my code, particularly in hard-to-understand areas.

Related PR(s)/Issue(s)

Closes #3976