Revert "usb: core: hcd: Create platform devices for onboard hubs in probe()"

Revert "usb: core: hcd: Create platform devices for onboard hubs in probe()"

This reverts commit bd4753e510497558c75ac21237442540185f12fa.

The series still has built errors as reported in linux-next, so revert
it for now.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Link: https://lore.kernel.org/r/20220502210728.0b36f3cd@canb.auug.org.au
Cc: Stephen Boyd <swboyd@chromium.org>
Cc: Douglas Anderson <dianders@chromium.org>
Cc: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>