[Feature Request]: Addition of flag maskAllText

[chetan-187]

Preflight Checklist

• [X] I have searched the issue tracker for a feature request that matches the one I want to file, without success.

What package is this feature request for?

rrweb

Problem Description

If I want to mask all text on the DOM it takes me to implement a function and do additional efforts. The addition of maskAllText flag with make it as is as it does for maskAllInputs

Proposed Solution

Solution is I should be able to pass a option maskAllText while initializing rrweb, and it shoud replace all text from DOM with *

Alternatives Considered

The alternative feature is implementing maskInputFn

Additional Information

This feature would be really helpful as to mask the DOM data is sometimes need for financial or security businesses.