Update project-documentation.md

Author: code-chaser

docs/project-documentation.md

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 # hospital-management-system   ![Generic badge](https://img.shields.io/badge/Semester-Project-red.svg) [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://en.wikipedia.org/wiki/MIT_License)  
 ## INTRODUCTION
-a hospital management system, made using object oriented programming and file handling in C++, that keeps records of doctors & their appointments, patients, staff, ambulances, etc. ...
+A hospital management system, made using object oriented programming and file handling in C++, that keeps records of doctors & their appointments, patients, staff, ambulances, etc. ...
 
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