Revert "usb: typec: ucsi: Retrieve all the PDOs instead of just the first 4"

This reverts commit e5366bea as it
breaks the kernel abi at the moment.  It will be restored at a later
point in time.

Bug: 161946584
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

Change-Id: I1a91bb1044c7006c9fa9f49639ac364af1c7510f