[Android] Reset rewards doesn't reset correctly if rewards page is opened

[srirambv]

Description

Reset rewards doesn't reset correctly if rewards page is opened

Steps to reproduce

1. Install 1.5.9 and enable rewards
2. Open rewards page in a new tab
3. Use browser normally with other rewards page opened in a tab
4. Upgrade to 1.5.113
5. Reset rewards from advance settings doesn't prompt for relaunch
6. Go back to rewards page its turned off instead of reset
7. Try rewards reset again, prompts for restart and finally is reset

Actual result

https://bravesoftware.slack.com/archives/CM17J5QMU/p1584684109200800

Expected result

Rewards should be reset even if rewards page is opened

Issue reproduces how often

Easy

Issue happens on

• Current Play Store version? no
• Beta build? Yes

Device details

• Install type (ARM, x86): ARM
• Device (Phone, Tablet, Phablet): Phone
• Android version: 10

Brave version

1.5.113

Website problems only

• Does the issue resolve itself when disabling Brave Shields?
• Does the issue resolve itself when disabling Brave Rewards?
• Is the issue reproducible on the latest version of Chrome?

Additional information