added LOC counter in readme

Author: prathameshnium

README.md

@@ -44,6 +44,7 @@
 
   <img src="https://img.shields.io/github/commit-activity/y/prathameshnium/PICA-Python-Instrument-Control-and-Automation?style=flat-square&color=success" alt="Commits (Yearly)">
   <img src="https://img.shields.io/github/languages/code-size/prathameshnium/PICA-Python-Instrument-Control-and-Automation?style=flat-square&color=blue" alt="Code Size">
+  <img src="https://img.shields.io/tokei/lines/github/prathameshnium/PICA-Python-Instrument-Control-and-Automation" alt="Lines of Code">
   <img src="https://img.shields.io/github/last-commit/prathameshnium/PICA-Python-Instrument-Control-and-Automation?style=flat-square&color=critical" alt="Last Commit">
 
 </div>