Learn more modal doesn't close other modals as well

[srirambv]

Description:

While testing #2230, found that the modals are not auto dismissed when Learn more is selected

Steps to Reproduce

1. Install 1.14.3(20.01.25.15)
2. Enable rewards via SNTP page
3. Open a new tab with sponsored image, shows modal that you are earning for the NTP image
4. Tap Learn more, opens a second modal
5. Close second modal doesn't close the first one

Actual result:

Expected result:
All modals should be closed at once when closing one of them

Reproduces how often: [Easily reproduced, Intermittent Issue]
Easy

Brave Version:
1.14.3(20.01.25.15)

Device details:
All

Website problems only:

• did you check with Brave Shields down? NA
• did you check in Safari/Firefox (WkWebView-based browsers)? NA

Additional Information

cc: @iccub

[iccub]

Fixed in #2203

[btlechowski]

Verification passed on 1.14.3(20.01.28.18) on Production on iPhone SE (iOS 12.4).

• Verified both modals are closed at the same time

Verification passed on 1.14.3(20.01.28.18) on Production on iPad 5th Gen (iOS 12).

• Verified both modals are closed
• Verified for both Portrait and Landscape modes

Verification passed on 1.14.3(20.01.28.18) on Production on iPad Mini (iOS 13).

• Verified both modals are closed
• Verified for both Portrait and Landscape modes

Verification passed on 1.14.3 (20.01.28.18) on production using iPhone 11 (iOS 13.3):

• Verified both modals are being closed when closing the second modal via X
• Verified both modals are being closed when closing the second modal via via the swipe gesture
• Verified both cases using portrait and landscape modes

Verification passed on 1.14.3 (20.01.28.18) on production using iPhone 8 (iOS 13.3):

• Verified both modals are being closed when closing the second modal via X
• Verified both modals are being closed when closing the second modal via via the swipe gesture
• Verified both cases using portrait and landscape modes