Add: Exercism C hamming challenge is added

[Zumh]

Description of Change

This pull request introduces a C program that calculates the Hamming distance between two strings. The Hamming distance is a measure of the difference between two strings of equal length. This algorithm calculates the number of differing characters between two input strings, which can be useful for various applications, including error detection and correction.

Checklist

• Added description of change
• Added file name matches File name guidelines
• Added tests and examples (if applicable, tests should be added to validate the correctness of the code)
• Relevant documentation/comments is changed or added
• PR title follows semantic commit guidelines
• Search previous suggestions before making a new one, as yours may be a duplicate.
• I acknowledge that all my contributions will be made under the project's license.

Notes

This pull request contains a C program that calculates the Hamming distance between two input strings. The computer function performs the comparison and returns the number of differing characters. The code includes comments for clarity, and further testing and documentation may be needed to ensure its correctness and usability.

Please review this pull request and provide feedback or merge it into the repository if it aligns with the project's goals.

[github-actions]

This pull request has been automatically marked as abandoned because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[github-actions]

Please ping one of the maintainers once you commit the changes requested or make improvements on the code. If this is not the case and you need some help, feel free to ask for help in our Gitter channel or our Discord server. Thank you for your contributions!