[media, edac] Change my email address

There are several left overs with my old email address.
Remove their occurrences and add myself at CREDITS, to
allow people to be able to reach me on my new addresses.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
diff --git a/Documentation/edac.txt b/Documentation/edac.txt
index 56c7e93..cb4c2cef 100644
--- a/Documentation/edac.txt
+++ b/Documentation/edac.txt
@@ -6,7 +6,7 @@
 7 Dec 2005
 17 Jul 2007	Updated
 
-(c) Mauro Carvalho Chehab <mchehab@redhat.com>
+(c) Mauro Carvalho Chehab
 05 Aug 2009	Nehalem interface
 
 EDAC is maintained and written by: