MAINTAINERS: Update ALIENWARE WMI DRIVER entry

Dell has been inactive in its maintainership role of this driver since
around 2021. Due to this, add myself as a maintainer and update path
to support upcoming changes.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-9-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

MAINTAINERS

@@ -792,10 +792,12 @@ F:	Documentation/admin-guide/perf/alibaba_pmu.rst
 F:	drivers/perf/alibaba_uncore_drw_pmu.c
 
 ALIENWARE WMI DRIVER
+M:	Kurt Borja <kuurtb@gmail.com>
+L:	platform-driver-x86@vger.kernel.org
 L:	Dell.Client.Kernel@dell.com
 S:	Maintained
 F:	Documentation/wmi/devices/alienware-wmi.rst
-F:	drivers/platform/x86/dell/alienware-wmi.c
+F:	drivers/platform/x86/dell/alienware-wmi*
 
 ALLEGRO DVT VIDEO IP CORE DRIVER
 M:	Michael Tretter <m.tretter@pengutronix.de>