Code review comment for lp://staging/~mir-team/qtmir/iteration-0-of-miral-PersistDisplayConfig

> > Are we changing the namespace to miral::experimental to resolve the
> conflict?
>
> We could just make it ::miral - we can co-ordinate with upstream well enough.
> (I'm OOTO today - will pick up in the morning.)

Actually, my flight's delayed so I've pushed the change