Rename gpa_uos to gpa_user_vm
rename base_gpa_in_uos to base_gpa_in_user_vm
rename UOS_VIRT_PCI_MMCFG_BASE to USER_VM_VIRT_PCI_MMCFG_BASE
rename UOS_VIRT_PCI_MMCFG_START_BUS to USER_VM_VIRT_PCI_MMCFG_START_BUS
rename UOS_VIRT_PCI_MMCFG_END_BUS to USER_VM_VIRT_PCI_MMCFG_END_BUS
rename UOS_VIRT_PCI_MEMBASE32 to USER_VM_VIRT_PCI_MEMBASE32
rename UOS_VIRT_PCI_MEMLIMIT32 to USER_VM_VIRT_PCI_MEMLIMIT32
rename UOS_VIRT_PCI_MEMBASE64 to USER_VM_VIRT_PCI_MEMBASE64
rename UOS_VIRT_PCI_MEMLIMIT64 to USER_VM_VIRT_PCI_MEMLIMIT64
rename UOS in comments message to User VM.
Tracked-On: #6744
Signed-off-by: Liu Long <long.liu@linux.intel.com>
Reviewed-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>