Use babel-based jest transformers for TS and ESM

because ts-jest doesn't have well-support for importing ESM .js from ESM
.ts. And we need it for better coverage report

Author: kateinoigakukun

packages/npm-packages/ruby-wasm-wasi/babel.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  presets: [
+    ['@babel/preset-env', { targets: { node: 'current' } }],
+    '@babel/preset-typescript',
+  ],
+};

packages/npm-packages/ruby-wasm-wasi/jest.config.js

@@ -1,4 +1,3 @@
 module.exports = {
   testEnvironment: "node",
-  preset: "ts-jest",
 };