Update the Ballerina.toml and Gradle plugin version

[ThisaruGuruge]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 16.91%. Comparing base (0e8978a) to head (587ac55).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #14   +/-   ##
=======================================
  Coverage   16.91%   16.91%           
=======================================
  Files           2        2           
  Lines         272      272           
  Branches       94       94           
=======================================
  Hits           46       46           
  Misses        226      226           

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