Update Battery-Notification/README.md

Co-authored-by: Santushti Sharma <60578091+santushtisharma10@users.noreply.github.com>

Author: pankaj892

Battery-Notification/README.md

@@ -2,9 +2,9 @@
 
 ## Requirements
 
-## For this script to run you need to have psutil and plyer packages installed 
+For this script to run you need to have psutil and plyer packages installed 
 
-## Run the command in terminal to install package
+Run the command in terminal to install package
 
 ```
 $ pip install psutil
@@ -16,4 +16,4 @@ $ pip install plyer
 
 ``` 
 $ python battery_notification.py
-```
+```