SNOW-1346341 adding destination to httpsAgent cache key to be able to apply separate settings for separate destinations

[sfc-gh-ext-simba-jy]

Description

Please explain the changes you made here.

• Added the destination when the driver creates the agentID for httpsAgent cache.
• Added the testing for HTTP agent cache.

Checklist

• Format code according to the existing code style (run npm run lint:check -- CHANGED_FILES and fix problems in changed code)
• Create tests which fail without the change (if possible)
• Make all tests (unit and integration) pass (npm run test:unit and npm run test:integration)
• Extend the README / documentation and ensure is properly displayed (if necessary)
• Provide JIRA issue id (if possible) or GitHub issue id in commit message

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.90%. Comparing base (3bf15bc) to head (5b46702).

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #946      +/-   ##
==========================================
+ Coverage   88.88%   88.90%   +0.01%     
==========================================
  Files          69       69              
  Lines        6667     6677      +10     
==========================================
+ Hits         5926     5936      +10     
  Misses        741      741              

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