Fix README typo

Author: gayanvirajith

README.md

@@ -3,7 +3,7 @@
 Modern responsive theme made for jekyll blogging platform. 
 Gaya is a simple theme build from ground up with the focus of performance. 
 The theme itself quickly adapts to the users device, so it looks great on 
-smartphones, tablets, Desktops or even the large monitors.
+smartphones, tablets, desktops or even the large monitors.
 
 - Ability to change theme color at any time with any color.
 - Easy customizable menu navigation.