'Backup Wallet' Should Link to Backup Page

[jonathansampson]

Description

Backup Wallet prompt doesn't navigate to the backup-view in Rewards.

Steps to Reproduce

Click Backup Wallet from the following prompt:

Actual result:

Not taken to backup wallet view

Expected result:

Should be taken directly to backup wallet view

Reproduces how often:

Always

Brave version (brave://version info)

0.58.18

Reproducible on current release:

Yes

Additional Information

Originally implemented here: #1164

[ryanml]

This one is no longer blocked

[btlechowski]

Verification passed on

Brave	0.62.17 Chromium: 73.0.3683.39 (Official Build) dev (64-bit)
Revision	cc53b0e12fcaf42e4bab8d6c23bd4fb7aae99f6c-refs/branch-heads/3683@{#413}
OS	Windows 7 Service Pack 1 Build 7601.24312

Used test plan from brave/brave-core#1641

Added: "backup_notification_frequency":"50000000","backup_notification_interval":"50000000"
to brave.rewards section of Preferences file

Verification PASSED on macOS 10.14.3 x64 using the following build:

Brave	0.62.27 Chromium: 73.0.3683.75 (Official Build) beta(64-bit)
Revision	909ee014fcea6828f9a610e6716145bc0b3ebf4a-refs/branch-heads/3683@{#803}
OS	Mac OS X

• Went through the test plan outlined under Adds action to Backup Wallet text in backup notification brave-core#1641
  • added "backup_notification_frequency":"50000000","backup_notification_interval":"50000000" into the brave.rewards section of the Preferences file

Verification passed on

Brave	0.62.32 Chromium: 73.0.3683.75 (Official Build) beta(64-bit)
Revision	909ee014fcea6828f9a610e6716145bc0b3ebf4a-refs/branch-heads/3683@{#803}
OS	Linux

• Verification done by adding "backup_notification_frequency":"50000000","backup_notification_interval":"50000000" into the brave.rewards section of the Preferences file