feat: tamil translation is added and updated CONTRIBUTING.md

[sovereignwhales]

1. Tamil translation added.
2. small typo error fixed in create_view.dart line:304 (trakers to trackers).
3. updated CONTRIBUTING.md file , may require edits by maintainers.
   

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 60.07%. Comparing base (4294d07) to head (6c1035a).
Report is 25 commits behind head on main.

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #563      +/-   ##
==========================================
+ Coverage   59.94%   60.07%   +0.13%     
==========================================
  Files          19       19              
  Lines        3008     3033      +25     
==========================================
+ Hits         1803     1822      +19     
- Misses       1008     1014       +6     
  Partials      197      197              

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[monkeyWie]

Thanks! kuo-kun!