Summary

• Updated the logic to use the selected identity as the emailsha256 identity for Rokt. Defaults to 'other' in case this were to go live before the backend change.

Testing Plan

• Was this tested locally? If not, explain why.
• Tested in the sample app and through unit tests

Reference Issue (For mParticle employees only. Ignore if you are an outside contributor)

• Closes https://go.mparticle.com/work/SQDSDKS-7631