Show tooltip on top of bar chart

[itome]

Show tooltip on top of bar chart.
Related issue: #1157

[imaNNeo]

Please add it in the props section

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 1 line in your changes missing coverage. Please review.

Project coverage is 86.52%. Comparing base (79e6ec7) to head (532847f).
Report is 143 commits behind head on main.

Files with missing lines	Patch %	Lines
lib/src/chart/bar_chart/bar_chart_painter.dart	85.71%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1472      +/-   ##
==========================================
- Coverage   86.54%   86.52%   -0.03%     
==========================================
  Files          45       45              
  Lines        2996     2998       +2     
==========================================
+ Hits         2593     2594       +1     
- Misses        403      404       +1     

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[imaNNeo]

Please read the sontributing guideline carefully,

• You need to update the docs in bar_chart.md file,
• You need to write a changelog for it

[imaNNeo]

Closing, because it had no activity for a while