feat: add Edge authentication support

[alespour]

Proposed Changes

Adds authScheme option to InfluxDBClient initialization (via config, connection string or environment variables) to allow setting token authentication scheme other then the default "Token" (used for Cloud). For Edge (OSS), users need to set it to "Bearer".

Checklist

• CHANGELOG.md updated
• Rebased/mergeable
• A test has been added if appropriate
• Tests pass
• Commit messages are conventional

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.81%. Comparing base (c0e42c8) to head (77c49c2).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #111      +/-   ##
==========================================
+ Coverage   89.29%   95.81%   +6.51%     
==========================================
  Files          12       12              
  Lines        1093     1098       +5     
  Branches      140      141       +1     
==========================================
+ Hits          976     1052      +76     
+ Misses         80       11      -69     
+ Partials       37       35       -2     

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[bednar]

Thank you for your PR! 👍 Before we can proceed with accepting it, there are a few requirements that need to be met:

[bednar]

LGTM 🚀