build: Bump Flutter to 3.24.0 with Dart 3.5.0

[riscait]

🔗 Related Issues

None.

🙌 What's Done

• Upgrade Flutter to 3.24.0
• Upgrade Dart to 3.5.0
• Remove unnecessary file

✍️ What's Not Done

🖼️ Image Differences

Before	After
image	image

📝 Additional Notes

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 23.75%. Comparing base (748b2cd) to head (88c2da3).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #470   +/-   ##
=======================================
  Coverage   23.75%   23.75%           
=======================================
  Files          13       13           
  Lines         160      160           
=======================================
  Hits           38       38           
  Misses        122      122           

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[k-nkmr]

Thank you for also deleting the unnecessary files🚀