Fix typo (#4)

README.md

@@ -56,7 +56,7 @@ These guidelines are adapted from the TypeScript core's contributor coding guide
 1.  1 file per logical component (e.g. parser, scanner, emitter, checker).
 2.  If not kept in a separate folder, files with ".generated.\*" suffix are auto-generated, do not hand-edit them.
 3.  Tests should be kept in the same directory with ".test.\*" suffix
-4.  Filename should match the component name. Interfaces for React components should be called `<ComponentName>Props` and `<ComponentName>State`. The only exception is when writing a render prop. In this situation, you, the author, should call the interface for your component's props `<ComponentName>Config` and then the render prop interface `<ComponenName>Props` so it is easy for everyone else to use.
+4.  Filename should match the component name. Interfaces for React components should be called `<ComponentName>Props` and `<ComponentName>State`. The only exception is when writing a render prop. In this situation, you, the author, should call the interface for your component's props `<ComponentName>Config` and then the render prop interface `<ComponentName>Props` so it is easy for everyone else to use.
 
 ## Types