Provide an option to set default email app.

[iccub]

Description:

From https://community.brave.com/t/external-mail-application-specified/50611

Firefox has this functionality.

Steps to Reproduce

Actual result:

Expected result:

Reproduces how often: [Easily reproduced, Intermittent Issue]

Brave Version:

Device details:

Website problems only:

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

Additional Information

[hennrynusasatria]

I think this issue is not required anymore, since iOS now allow third-party browser and third-party e-mail application to be the default application.