Composition API Switch Button in the docs

[angelhdzmultimedia]

Hi,

it would be nice (and consistent) to have in the docs a switch button to switch between Options/Composition API store syntaxes.
Label can be Options / Setup Function

[posva]

Duplicate of #2426

[angelhdzmultimedia]

Wow... I'm having serious memory loss. Weird. Sorry for the inconveniences caused.