[M] Change in coreboot[master]: mb/google/rex/variants/ovis: Add USB configuration

[Kapil Porwal (Code Review)]

Attention is currently required from: Jakub Czapiga, Tarun Tuli.

Kapil Porwal has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75578?usp=email )

Change subject: mb/google/rex/variants/ovis: Add USB configuration
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Patch Set 1:

(1 comment)

File src/mainboard/google/rex/variants/ovis/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/75578/comment/311046ee_99dad761 :
PS1, Line 89: 		device ref tcss_dma0 on
            : 			chip drivers/intel/usb4/retimer
            : 				register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B22)"
            : 				use tcss_usb3_port1 as dfp[0].typec_port
            : 				device generic 0 on end
            : 			end
            : 		end
            : 		device ref tcss_dma1 on
            : 			chip drivers/intel/usb4/retimer
            : 				register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B22)"
            : 				use tcss_usb3_port2 as dfp[0].typec_port
            : 				device generic 0 on end
            : 			end
            : 		end
`tcss_usb3_port3` is missing from here.

```
    	device ref tcss_dma0 on
    		chip drivers/intel/usb4/retimer
    			register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B22)"
    			use tcss_usb3_port1 as dfp[0].typec_port
    			device generic 0 on end
    		end
    		chip drivers/intel/usb4/retimer
    			register "dfp[1].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B22)"
    			use tcss_usb3_port2 as dfp[1].typec_port
    			device generic 0 on end
    		end
    	end
    	device ref tcss_dma1 on
    		chip drivers/intel/usb4/retimer
    			register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B22)"
    			use tcss_usb3_port3 as dfp[0].typec_port
    			device generic 0 on end
    		end
    	end
```