refactor: bumping jacoc to 0.8.12

[shivamsouravjha]

Related Issue

• Updated the jacoco 12 as to support java 21

Closes: #[issue number that will be closed through this PR]

Describe the changes you've made

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Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, local variables)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How did you test your code changes?

Please describe the tests(if any). Provide instructions how its affecting the coverage.

Describe if there is any unusual behaviour of your code(Write NA if there isn't)

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Checklist:

• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas and used java doc.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.

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[Sarthak160]

LGTM