Documentation: Fix capitalization of XBox -> Xbox

This also improves the phrasing of "an example" listing two examples.

Signed-off-by: Vicki Pfau <vi@endrift.com>
Link: https://lore.kernel.org/r/20250702034500.124741-1-vi@endrift.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Author: endrift

Documentation/input/gamepad.rst

@@ -192,6 +192,6 @@ Gamepads report the following events:
 
 - Profile:
 
-  Some pads provide a multi-value profile selection switch.  An example is the
-  XBox Adaptive and the XBox Elite 2 controllers.  When the active profile is
-  switched, its newly selected value is emitted as an ABS_PROFILE event.
+  Some pads provide a multi-value profile selection switch. Examples include
+  the Xbox Adaptive and the Xbox Elite 2 controllers. When the active profile
+  is switched, its newly selected value is emitted as an ABS_PROFILE event.

Documentation/userspace-api/media/rc/rc-protos.rst

@@ -449,6 +449,6 @@ the 32 bits.
 xbox-dvd (RC_PROTO_XBOX_DVD)
 ----------------------------
 
-This protocol is used by XBox DVD Remote, which was made for the original
-XBox. There is no in-kernel decoder or encoder for this protocol. The usb
+This protocol is used by Xbox DVD Remote, which was made for the original
+Xbox. There is no in-kernel decoder or encoder for this protocol. The usb
 device decodes the protocol. There is a BPF decoder available in v4l-utils.