MdeModulePkg/PciBusDxe: Fix small memory leak in FreePciDevice
MdeModulePkg/PciBusDxe: Fix small memory leak in FreePciDevice

When cleaning the PciIoDevice, also free the BusNumberRange

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Thomas Palmer <60f4d02ff984b42bd1e65cdc2278843916e619c4@hpe.com>
Reviewed-by: Ruiyu Ni <9fa3a6894a36bca79e6a72ad65af5a5702efecd1@intel.com>
Reviewed-by: Star Zeng <5c6bb72efe464613af94e84c05522a361b23844a@intel.com>

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