docs: rework sandbox guide (#28978)

* docs: rework sandbox guide

* update doc name

* add missing comment to code sample

* Update docs/tutorial/sandbox.md

Co-authored-by: Samuel Attard <samuel.r.attard@gmail.com>

* Update docs/tutorial/sandbox.md

Co-authored-by: Samuel Attard <samuel.r.attard@gmail.com>

* Update docs/tutorial/sandbox.md

Co-authored-by: Biru Mohanathas <birunthan@mohanathas.com>

* load https in the examples

* change `process` docs to Electron's

* remove bit on chrome://sandbox page

* Update docs/tutorial/sandbox.md

Co-authored-by: Jeremy Rose <nornagon@nornagon.net>

* Update docs/tutorial/sandbox.md

Co-authored-by: Jeremy Rose <nornagon@nornagon.net>

* clarify sandbox default posture

* clarify tasks sandboxed renderers need ipc for

* clarify polyfilled preload environment

* emphasize that --no-sandbox is bad

* clarify preload polyfill `require`

* format markdown references properly

Co-authored-by: Samuel Attard <samuel.r.attard@gmail.com>
Co-authored-by: Biru Mohanathas <birunthan@mohanathas.com>
Co-authored-by: Jeremy Rose <nornagon@nornagon.net>

docs/api/browser-window.md

@@ -272,7 +272,7 @@ It creates a new `BrowserWindow` with native properties as set by the `options`.
       associated with the window, making it compatible with the Chromium
       OS-level sandbox and disabling the Node.js engine. This is not the same as
       the `nodeIntegration` option and the APIs available to the preload script
-      are more limited. Read more about the option [here](sandbox-option.md).
+      are more limited. Read more about the option [here](../tutorial/sandbox.md).
     * `session` [Session](session.md#class-session) (optional) - Sets the session used by the
       page. Instead of passing the Session object directly, you can also choose to
       use the `partition` option instead, which accepts a partition string. When