Add Pylint badge to README

Added Pylint badge and report section to README.

Author: rajeshsola

README.md

@@ -4,3 +4,8 @@ Simple CI Demo for Python code
 # Pytest Badge
 
 [![Python App - Testing](https://github.com/rajeshsola/python-ci-demo/actions/workflows/python-app.yml/badge.svg)](https://github.com/rajeshsola/python-ci-demo/actions/workflows/python-app.yml)
+
+# Pylint badge
+
+# Pylint report
+[![Pylint](https://github.com/rajeshsola/python-ci-demo/actions/workflows/pylint.yml/badge.svg)](https://github.com/rajeshsola/python-ci-demo/actions/workflows/pylint.yml)