Update README.md

Author: njqdev

README.md

@@ -13,7 +13,7 @@ This extension provides type hint autocompletion for Python.
 
 The extension is not published yet.
 
-## Installation
+## Known Issues
 
 * The difference between classes and function calls when detecting types is determined by the first letter being upper case (unless the function is declared in the currently edited document).