Redact PII when using W&B Weave

[ayulockin]

Description

Closes

This PR adds the ability to redact PII when using W&B Weave.

I have added an example as part of this PR and also updated the docs.

By Submitting this PR I confirm:

• I am familiar with the Contributing Guidelines.
• We require that all contributors "sign-off" on their commits. This certifies that the contribution is your original work, or you have rights to submit it under the same license, or a compatible license.
  • Any contribution which contains commits that are not Signed-Off will not be accepted.
• When the PR is ready for review, new or existing tests cover these changes.
• When the PR is ready for review, the documentation is up to date with these changes.

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[mdemoret-nv]

/ok to test d0f4c9e