PCI: of: Drop 'No bus range found' message

The typical bus range for a host bridge is [bus 00-ff], and
devm_of_pci_get_host_bridge_resources() defaults to that unless DT contains
a "bus-range" property.

devm_of_pci_get_host_bridge_resources() previously emitted a message when
there was no "bus-range" property, but that seems unnecessary for this
common situation.  Remove the message.

Link: https://lore.kernel.org/r/20250113231557.441289-3-helgaas@kernel.org


Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>