kselftest: devices: Add sample board file for XPS 13 9300

Add a sample board file describing the file's format and with the list
of devices expected to be probed on the XPS 13 9300 machine as an
example x86 platform.

Test output:

TAP version 13
Using board file: boards/Dell Inc.,XPS 13 9300.yaml
1..22
ok 1 /pci-controller/14.0/usb2-controller/9/camera.device
ok 2 /pci-controller/14.0/usb2-controller/9/camera.0.driver
ok 3 /pci-controller/14.0/usb2-controller/9/camera.1.driver
ok 4 /pci-controller/14.0/usb2-controller/9/camera.2.driver
ok 5 /pci-controller/14.0/usb2-controller/9/camera.3.driver
ok 6 /pci-controller/14.0/usb2-controller/10/bluetooth.device
ok 7 /pci-controller/14.0/usb2-controller/10/bluetooth.0.driver
ok 8 /pci-controller/14.0/usb2-controller/10/bluetooth.1.driver
ok 9 /pci-controller/2.0/gpu.device
ok 10 /pci-controller/2.0/gpu.driver
ok 11 /pci-controller/4.0/thermal.device
ok 12 /pci-controller/4.0/thermal.driver
ok 13 /pci-controller/12.0/sensors.device
ok 14 /pci-controller/12.0/sensors.driver
ok 15 /pci-controller/14.3/wifi.device
ok 16 /pci-controller/14.3/wifi.driver
ok 17 /pci-controller/1d.0/0.0/ssd.device
ok 18 /pci-controller/1d.0/0.0/ssd.driver
ok 19 /pci-controller/1d.7/0.0/sdcard-reader.device
ok 20 /pci-controller/1d.7/0.0/sdcard-reader.driver
ok 21 /pci-controller/1f.3/audio.device
ok 22 /pci-controller/1f.3/audio.driver
Totals: pass:22 fail:0 xfail:0 xpass:0 skip:0 error:0
Signed-off-by: "Nícolas F. R. A. Prado" <nfraprado@collabora.com>
Link: https://lore.kernel.org/r/20240122-discoverable-devs-ksft-v4-3-d602e1df4aa2@collabora.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

tools/testing/selftests/devices/boards/Dell Inc.,XPS 13 9300.yaml

+# SPDX-License-Identifier: GPL-2.0
+#
+# This is the device definition for the XPS 13 9300.
+# The filename "Dell Inc.,XPS 13 9300" was chosen following the format
+# "Vendor,Product", where Vendor comes from
+# /sys/devices/virtual/dmi/id/sys_vendor, and Product comes from
+# /sys/devices/virtual/dmi/id/product_name.
+#
+# See google,spherion.yaml for more information.
+#
+- type: pci-controller
+  # This machine has a single PCI host controller so it's valid to not have any
+  # key to identify the controller. If it had more than one controller, the UID
+  # of the controller from ACPI could be used to distinguish as follows:
+  #acpi-uid: 0
+  devices:
+    - path: 14.0
+      type: usb-controller
+      usb-version: 2
+      devices:
+        - path: 9
+          name: camera
+          interfaces: [0, 1, 2, 3]
+        - path: 10
+          name: bluetooth
+          interfaces: [0, 1]
+    - path: 2.0
+      name: gpu
+    - path: 4.0
+      name: thermal
+    - path: 12.0
+      name: sensors
+    - path: 14.3
+      name: wifi
+    - path: 1d.0/0.0
+      name: ssd
+    - path: 1d.7/0.0
+      name: sdcard-reader
+    - path: 1f.3
+      name: audio