feat: Adding Classes for complex32 and complex64

[vikasgrewal16]

Pull Request description

Pull Request checklists

This PR is a:

• bug-fix
• new feature
• maintenance

About this PR:

• it includes tests.
• the tests are executed on CI.
• the tests generate log file(s) (path).
• pre-commit hooks were executed locally.
• this PR requires a project documentation update.

Author's checklist:

• I have reviewed the changes and it contains no misspelling.
• The code is well commented, especially in the parts that contain more
  complexity.
• New and old tests passed locally.

Reviewer's Checklist

• I managed to reproduce the problem locally from the main branch
• I managed to test the new changes locally
• I confirm that the issues mentioned were fixed/resolved .

[xmnlab]

thanks for working on that @vikasgrewal16 ! appreciate that.
great job !

[github-actions]

🎉 This PR is included in version 0.16.0 🎉

The release is available on:

• 0.16.0
• GitHub release

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