[STRATCONN-4101 & STRATCONN - 4099] Update Amazon Ads Hashing

[rvadera12]

This PR updates the hashing methods to align with the amazon ads data format requirements. https://advertising.amazon.com/help/GCCXMZYCK4RXWS6C

Testing

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
• [Segmenters] Tested in the staging environment

[codecov]

Codecov Report

Attention: Patch coverage is 93.54839% with 2 lines in your changes missing coverage. Please review.

Please upload report for BASE (main@c5b6298). Learn more about missing BASE report.

Files	Patch %	Lines
...estinations/amazon-amc/syncAudiencesToDSP/index.ts	93.54%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2297   +/-   ##
=======================================
  Coverage        ?   77.43%           
=======================================
  Files           ?      901           
  Lines           ?    15413           
  Branches        ?     2812           
=======================================
  Hits            ?    11935           
  Misses          ?     2558           
  Partials        ?      920           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.