Back stack is not clear after redirecting from order completed fragment

[liveHarshit]

Describe the bug
The back stack is not clear when redirecting to events fragment and tickets fragment from order completed fragment.

To Reproduce

1. Complete an order
2. View tickets or press tick menu item
3. Press back

Expected behavior

Would you like to work on the issue?

• Yes

[AnkurIngale]

Can I work on it?

[liveHarshit]

Can I work on it?

Already has PR.