Have the run button show workspace trust prompt when under restricted mode

[brettcannon]

Right now it doesn't do anything, but maybe it should prompt the user to leave restricted mode?

[karthiknadig]

We have to decide if we want to notify about being in the untrusted mode or pop-up the trust view.

[luabud]

I like the idea of popping-up the trust view, even better if it's the same one as when you click on "Run and Debug" under untrusted mode: