feat: remove org from examples code

[NguyenHoangSon96]

Closes Issue

Proposed Changes

• Remove org parameters from examples and Readme because It is not mandatory in Influxdb3

Checklist

• [x] CHANGELOG.md updated
• [x] Rebased/mergeable
• [x] A test has been added if appropriate
• [x] Tests pass
• [x] Commit messages are conventional
• [x] Sign CLA (if not already signed)

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 61.92%. Comparing base (70f42dd) to head (c824711). Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #130   +/-   ##
=======================================
  Coverage   61.92%   61.92%           
=======================================
  Files          33       33           
  Lines        2135     2135           
=======================================
  Hits         1322     1322           
  Misses        813      813           

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