Exit paginator when previous token matches current

[DyfanJones]

This addresses issue: #721

Developed from aws sdk js v3 solution: https://github.com/aws/aws-sdk-js-v3/releases/tag/v3.78.0

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (1de2019) 85.30% compared to head (4b54eea) 85.33%.

❗ Current head 4b54eea differs from pull request most recent head 496faaa. Consider uploading reports for the commit 496faaa to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #722      +/-   ##
==========================================
+ Coverage   85.30%   85.33%   +0.03%     
==========================================
  Files         204      204              
  Lines       14662    14692      +30     
==========================================
+ Hits        12507    12537      +30     
  Misses       2155     2155              

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[DyfanJones]

/style