Move webbrowser.py into pyodide-py. ### Description

Moves our webbrowser.py stub into pyodide-py. It doesn't affect users, as pyodide-py is unpacked to /lib/python3.11/ during the initialization.

We won't need `pyodide.asm.data` anymore after we merge this and #3582.
# JavaScript API

Backward compatibility of the API is not guaranteed at this point.

## Globals

```{eval-rst}
.. js-doc-summary:: globalThis

.. js-doc-content:: globalThis
```

(js-api-pyodide)=

## pyodide

```{eval-rst}
.. js-doc-summary:: pyodide

.. js-doc-content:: pyodide
```

(js-api-pyodide-ffi)=

## pyodide.ffi

To import types from `pyodide.ffi` you can use for example

```js
import type { PyProxy } from "pyodide/ffi";
```

```{eval-rst}
.. js-doc-summary:: pyodide.ffi

.. js-doc-content:: pyodide.ffi
```

# JavaScript API

Backward compatibility of the API is not guaranteed at this point.

## Globals

```{eval-rst}
.. js-doc-summary:: globalThis

.. js-doc-content:: globalThis
```

(js-api-pyodide)=

## pyodide

```{eval-rst}
.. js-doc-summary:: pyodide

.. js-doc-content:: pyodide
```

(js-api-pyodide-ffi)=

## pyodide.ffi

To import types from `pyodide.ffi` you can use for example

```js
import type { PyProxy } from "pyodide/ffi";
```

```{eval-rst}
.. js-doc-summary:: pyodide.ffi

.. js-doc-content:: pyodide.ffi
```
