Fix all Clippy warnings in etna_core

[Madhavi1108]

Fixes

Closes: #50

Type of Change

• Bug fix
• New feature
• Documentation / Refactor
• Math / Logic correction

Description

This pull request fixes all Clippy warnings in the Rust codebase.

Changes include:

• Updated code to follow Rust idioms and Clippy recommendations.
• Removed unused variables and imports.

How Has This Been Tested?

• Unit Tests: All existing tests ran successfully.
• Manual Testing: Verified that core Rust functionality behaves as expected.
• Integration: Confirmed Rust core and Python API continue to communicate correctly.

Screenshots / Logs

Cargo clippy

Test results

Contribution Context

• I am contributing through the SWOC program.

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[github-actions]

Validation Successful!

This pull request has been verified and linked to issue #50. The system is now synchronizing metadata from the referenced issue. Kindly await maintainer review of your changes.

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Internal Discussion: Discord

[Madhavi1108]

Hi,

I have implemented the requested changes. Please let me know if any further modifications are needed, and I will address them promptly.

I have also attached the relevant screenshots for your reference.

Best regards,
Madhavi

[debug-soham]

@Madhavi1108 Great work! Approved.

[Aamod007]

@Madhavi1108 Great Work

[Madhavi1108]

Hi,
Thanks for the review
Can the other issue 39 be assigned to me once this issue is closed?

[Aamod007]

@Madhavi1108 I appreciate your consideration, but for now Issue #39 is on hold, we will notify you when its open to work.

[Aamod007]

@Madhavi1108 please resolve branch conflicts.

[github-actions]

Validation Successful!

This pull request has been verified and linked to issue #50. The system is now synchronizing metadata from the referenced issue. Kindly await maintainer review of your changes.

[github-actions]

Validation Successful!

This pull request has been verified and linked to issue #50. The system is now synchronizing metadata from the referenced issue. Kindly await maintainer review of your changes.

[github-actions]

Validation Successful!

This pull request has been verified and linked to issue #50. The system is now synchronizing metadata from the referenced issue. Kindly await maintainer review of your changes.

[Aamod007]

@Madhavi1108 some clingy fixes are required in the PR.

[Madhavi1108]

Hi @Aamod007 ,
I am working on it
As soon as i solve it i will update the pull request
Thanks for the patience

[github-actions]

Validation Successful!

This pull request has been verified and linked to issue #50. The system is now synchronizing metadata from the referenced issue. Kindly await maintainer review of your changes.

[Madhavi1108]

Hi @Aamod007 ,
Thanks for the understanding.
I have made the changes.
Now the code is running without any warnings.
Any changes required I will be more than happy to do the same.

[Aamod007]

@Madhavi1108 Build errors fixed, Ready to merge after CI. Great job! Appreciate your work !