Merge pull request #3192 from tianheg/patch-1

fix markdown syntax

Author: iliakan

1-js/99-js-misc/04-reference-type/article.md

@@ -87,7 +87,7 @@ The result of a property access `user.hi` is not a function, but a value of Refe
 (user, "hi", true)
 ```
 
-When parentheses `()` are called on the Reference Type, they receive the full information about the object and its method, and can set the right `this` (`=user` in this case).
+When parentheses `()` are called on the Reference Type, they receive the full information about the object and its method, and can set the right `this` (`user` in this case).
 
 Reference type is a special "intermediary" internal type, with the purpose to pass information from dot `.` to calling parentheses `()`.