Revise README for improved clarity and accuracy

[yashguptatech]

Updated the README file to enhance clarity, accuracy, and readability. Fixed grammar and punctuation errors, clarified dependency details, and improved instructions for building and running the project. The changes aim to provide a better understanding of the repository and facilitate smoother development processes.

[CLAassistant]

All committers have signed the CLA.

[LewisProfi]

R/RcppExports.R