Update changelog heading

Author: Michael Vurchio

CHANGELOG.md

@@ -1,20 +1,20 @@
 # Svelte preprocess CSS Modules, changelog
 
-# 1.1.0
+## 1.1.0
 - Add optional shortand syntax `$.MY_CLASSNAME` to increase development speed and remove verbosity.
 
-# 1.0.1
+## 1.0.1
 - Fix style parsing on empty cssModules class
 
-# 1.0.0 
+## 1.0.0 
 - Ability to use the same class on multiple elments
 - Use with svelte loader Ok
 - Add test
 
-# 0.1.1
+## 0.1.1
 - Fix modules exports
 - Fix `includePaths` check
 - Update `loader-utils` package
 
-# 0.1.0
+## 0.1.0
 - Initial commit