Update browser-window.md (electron#21900)

trop[bot] · MarshallOfSound · zcbenz · commit 7908013a499b · 2020-01-27T14:55:58.000+09:00
Co-authored-by: Samuel Attard &lt;samuel.r.attard@gmail.com&gt;
diff --git a/docs/api/browser-window.md b/docs/api/browser-window.md
@@ -273,8 +273,6 @@ It creates a new `BrowserWindow` with native properties as set by the `options`.
       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).
-      **Note:** This option is currently experimental and may change or be
-      removed in future Electron releases.
     * `enableRemoteModule` Boolean (optional) - Whether to enable the [`remote`](remote.md) module.
       Default is `true`.
     * `session` [Session](session.md#class-session) (optional) - Sets the session used by the
