[kokoro-js] Expose wasmPaths environment variables to users (#190)

* Bump dependency versions

* Expose wasmPaths from transformers.js

* Update syntax to be bundler friendly

* Bump transformers.js version

* Bump demo versions

* Update vite config

* [version] Update to 1.2.1

kokoro.js/demo/vite.config.js

@@ -8,5 +8,4 @@ export default defineConfig({
   build: {
     target: "esnext",
   },
-  logLevel: process.env.NODE_ENV === "development" ? "error" : "info",
 });