vdn-har-convertor-jmeter-tool v10 external file could be a JSON or CSV

[vdaburon]

Version 10.0 Use new library har-to-jmeter-convertor 10.0, external file could be a JSON file created with "HAR Transaction Marker" Chrome Plugin from LOADMAGIC.AI or a CSV file.
2sd PR with correct JSON.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 69.04%. Comparing base (09d23ae) to head (a5c1098).
⚠️ Report is 32 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #774      +/-   ##
============================================
+ Coverage     68.90%   69.04%   +0.14%     
- Complexity     2629     2652      +23     
============================================
  Files           230      233       +3     
  Lines         15965    16061      +96     
  Branches       1638     1650      +12     
============================================
+ Hits          11000    11090      +90     
+ Misses         4146     4140       -6     
- Partials        819      831      +12     

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