[Enhancement] Include a direct link to contribution guidelines

[jfmartinz]

In the Contributing is Fun section, I suggest adding a direct link to the guidelines on how to contribute. This improvement would make it easier for contributors to find the documentation without having to search for it manually. By implementing this enhancement, it will greatly enhance productivity and improve the overall user experience for everyone

Assign this issue to me under GSSOC23

For example: What to expect: