Docs: driver-api/basics: add kobject_event interfaces

Add the kernel-doc comments from lib/kobject_uevent.c to the
"Kernel objects manipulation" section of driver API Basics.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Danilo Krummrich <dakr@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20250509005538.685678-1-rdunlap@infradead.org>

Author: rddunlap

Documentation/driver-api/basics.rst

@@ -108,6 +108,9 @@ Kernel objects manipulation
 .. kernel-doc:: lib/kobject.c
    :export:
 
+.. kernel-doc:: lib/kobject_uevent.c
+   :export:
+
 Kernel utility functions
 ------------------------