Data Structure: Queue

[shubhamdp]

Queue DS with doxygen.

Description of Change

References

Checklist

• Added description of change
• Added file name matches File name guidelines
• Added tests and example, test must pass
• 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:

[kvedala]

I think this is a work in progress. Please make the fixes requested and update the documentation. Thank you

[kvedala]

please move the file from the subfolder to data_structures

[shubhamdp]

please move the file from the subfolder to data_structures

There is already a queue.c in data_structures

[kvedala]

please move the file from the subfolder to data_structures

There is already a queue.c in data_structures

Is there a difference between the existing file and your contribution? If there is, the new contributions should also be a single file but with a different name - maybe queues2.c
If there is, please update the Pull-Request description. The structure was provided for convenience to the authors to share exactly what is being contributed and the reviewers can understand what exactly to review and how best to help.
Ensure to follow the checklist as well. Thank you