docs(typescript): fix broken link (#2263)

Author: Foxandxss

public/docs/ts/latest/guide/typescript-configuration.jade

@@ -64,7 +64,7 @@ a(id="typings")
   that the TypeScript compiler doesn't recognize natively.
   When the compiler doesn't recognize something, it throws an error. 
 
-  Use [TypeScript type definition files](http://www.typescriptlang.org/Handbook#writing-dts-files)—`d.ts files`—to tell the compiler about the libraries you load.
+  Use [TypeScript type definition files](https://www.typescriptlang.org/docs/handbook/writing-declaration-files.html)—`d.ts files`—to tell the compiler about the libraries you load.
 
   TypeScript-aware editors leverage these same definition files to display type information about library features.