Update README.md

Python Script  
" python script.py -i markdown_file\yourname.md -o yourname.html " 
 is converted to 
" python script.py -i markdown_file/yourname.md -o yourname.html "

README.md

@@ -8,7 +8,7 @@ Update your daily work details here.
 - Create a file with your name (yourname.md).
 - Copy the given [template](https://github.com/FOSS-Community/progress-tracker/blob/main/template.md).
 - Update your Progress. Give a link to GitHub repository or [upload an image](https://imgbb.com/) and paste the URL.
-- Run <br> `python script.py -i markdown_file\yourname.md -o yourname.html` <br> in the terminal.
+- Run <br> `python script.py -i markdown_file/yourname.md -o yourname.html` <br> in the terminal.
 - Go to [dist/index.html](https://github.com/FOSS-Community/progress-tracker/blob/main/dist/index.html#L40) -> add <br>       `<li><a href="yourname"><h1>Your Name</h1></a></li>` <br>to the list.
 - Make a Pull Request.
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