[Smart Hashing] [Snap Audience] Implement Smart hashing for Snap Audience

[harsh-joshi99]

This PR implements smart hashing for Snap Audience.
The new implementation maintains the functionality of pre existing smart hashing in Snap Audience.

Testing

Testing Document
Include any additional information about the testing you have completed to
ensure your changes behave as expected. For a speedy review, please check
any of the tasks you completed below during your testing.

• Added unit tests for new functionality
• Tested end-to-end using the local server
• [If destination is already live] Tested for backward compatibility of destination. Note: New required fields are a breaking change.
• [Segmenters] Tested in the staging environment
• [Segmenters] [If applicable for this change] Tested for regression with Hadron.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.10%. Comparing base (d126d73) to head (24aff9f).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2800      +/-   ##
==========================================
- Coverage   78.11%   78.10%   -0.02%     
==========================================
  Files        1042     1042              
  Lines       19005    18996       -9     
  Branches     3687     3685       -2     
==========================================
- Hits        14845    14836       -9     
  Misses       2875     2875              
  Partials     1285     1285              

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[varadarajan-tw]

LGTM! Left a question and a comment