transformer(define): `import.meta.foo.bar` matches and replaces `import.meta.bar`

```js
console.log(import.meta.bar)
```
is transformed to
```js
console.log(34)
```
when `define: { 'import.meta.foo.bar': '34' }` is set. But this should not happen.

Reproduction: https://stackblitz.com/edit/github-xv4yss-hmr4oabe?file=build.mjs
