The value of the src attribute in the script tag does not compile correctly

The following script tag 
```tsx
<script src="https://cdn.google.com/ga.js"></script>
```
compile to
```js
<script src="/https:/cdn.google.com/ga.js"></script>
```

$ aleph --version
aleph.js 0.3.0-alpha.29
deno 1.8.3
v8 9.0.257.3
typescript 4.2.2
