<param name="onload" value="true" />

https://cordova.apache.org/docs/en/9.x/guide/platforms/android/plugin.html#plugin-initialization-and-lifetime
https://cordova.apache.org/docs/en/9.x/guide/platforms/ios/plugin.html#plugin-initialization-and-lifetime

both have this:

> Plugins are not instantiated until they are first referenced by a call from JavaScript, unless with an onload name attribute is set to "true" in config.xml.

Is this actually true, `config.xml`? Or does this refer to `plugin.xml`?