driver-core: documentation: fix up Greg's email address

My old email address was used in a lot of documentation files, so fix
this up to point to the correct one now.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/Documentation/ABI/testing/sysfs-class b/Documentation/ABI/testing/sysfs-class
index 4b0cb89..676530f 100644
--- a/Documentation/ABI/testing/sysfs-class
+++ b/Documentation/ABI/testing/sysfs-class
@@ -1,6 +1,6 @@
 What:		/sys/class/
 Date:		Febuary 2006
-Contact:	Greg Kroah-Hartman <gregkh@suse.de>
+Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 Description:
 		The /sys/class directory will consist of a group of
 		subdirectories describing individual classes of devices
diff --git a/Documentation/ABI/testing/sysfs-devices b/Documentation/ABI/testing/sysfs-devices
index 6a25671..5fcc943 100644
--- a/Documentation/ABI/testing/sysfs-devices
+++ b/Documentation/ABI/testing/sysfs-devices
@@ -1,6 +1,6 @@
 What:		/sys/devices
 Date:		February 2006
-Contact:	Greg Kroah-Hartman <gregkh@suse.de>
+Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 Description:
 		The /sys/devices tree contains a snapshot of the
 		internal state of the kernel device tree.  Devices will
diff --git a/Documentation/ABI/testing/sysfs-driver-samsung-laptop b/Documentation/ABI/testing/sysfs-driver-samsung-laptop
index 0a81023..e82e7c2 100644
--- a/Documentation/ABI/testing/sysfs-driver-samsung-laptop
+++ b/Documentation/ABI/testing/sysfs-driver-samsung-laptop
@@ -1,7 +1,7 @@
 What:		/sys/devices/platform/samsung/performance_level
 Date:		January 1, 2010
 KernelVersion:	2.6.33
-Contact:	Greg Kroah-Hartman <gregkh@suse.de>
+Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 Description:	Some Samsung laptops have different "performance levels"
 		that are can be modified by a function key, and by this
 		sysfs file.  These values don't always make a whole lot