Reorganize Directories by Language and Update README Files

[ViswanathBalla22]

This PR addresses issue #154 by reorganizing the MLPACK examples directory to improve its structure and clarity. Following the discussion in the issue, the changes aim to standardize the structure of the examples by organizing them into folders based on programming languages.

Changes made:

• Created separate directories for C++ and Python and etc.. examples within each example folder.
• Moved relevant files to their respective language directories.
• Updated README files to reflect the new structure and provide clear instructions ..
• This reorganization is beneficial for beginners, making it easier to navigate and understand the examples.

[mlpack-bot]

Thanks for opening your first pull request in this repository! Someone will review it when they have a chance. In the mean time, please be sure that you've handled the following things, to make the review process quicker and easier:

• All code should follow the style guide
• Documentation added for any new functionality
• Tests added for any new functionality
• Tests that are added follow the testing guide
• Headers and license information added to the top of any new code files
• HISTORY.md updated if the changes are big or user-facing
• All CI checks should be passing

Thank you again for your contributions! 👍

[github-actions]

👈 Launch a binder notebook on branch ViswanathBalla22/examples/folderrbranch

[mlpack-bot]

This issue has been automatically marked as stale because it has not had any recent activity. It will be closed in 7 days if no further activity occurs. Thank you for your contributions! 👍