♻️(tokens) transform cunningham.dist.js to cunningham.ts

As of now configuration file can use the .ts extension so it
seemed more homogeneous as the bin own source code is using
Typescript.

packages/tokens/src/bin/ConfigLoader.ts

@@ -44,7 +44,7 @@ const registerTypescriptLoader = () => {
 };
 
 const getDistConfig = async () => {
-  const config = await import("./cunningham.dist.js");
+  const config = await import("./cunningham");
   return config.default;
 };