Fixes #17864 : Instant card, Double Pop of Discard Dialog Box issue

[MritunjayTiwari14]

Purpose / Description

#17864 : Instant card, Double Pop of Discard Dialog Box issue

Fixes

• Fixes Instant Card: Double "discard changes" window appears on Android "Back" swipe gesture  #17864

Approach

using flag

How Has This Been Tested?

simply perform the task

Checklist

Please, go through these checks before submitting the PR.

• [ x] You have a descriptive commit message with a short title (first line, max 50 chars).
• You have commented your code, particularly in hard-to-understand areas
• [x ] You have performed a self-review of your own code
• UI changes: include screenshots of all affected screens (in particular showing any new or changed strings)
• UI Changes: You have tested your change using the Google Accessibility Scanner

[MritunjayTiwari14]

@david-allison I need some guidance on how to fix the swipe gesture with back button which simultaneously pop and closes the discard dialog box without any interaction with the user

[david-allison]

@MritunjayTiwari14 I'm marked as busy on GitHub and won't be able to help, sorry

[criticalAY]

Heya! thanks for the contribution

Why this comment?
And how does it solve the issue, did you inspect the root cause?

[MritunjayTiwari14]

Hello!, Sorry i forgot to remove it. I kept it as a backup and to analyze it while i wrote the new code with Flag to avoid repeated call to the Function to Display Discard Dialog Box.