Change my mailaddress

I'll switch my mails to my own server, so drop all gmail references.

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/doc/git-mailrc b/doc/git-mailrc
index 1201d4a..1d6f4fc 100644
--- a/doc/git-mailrc
+++ b/doc/git-mailrc
@@ -11,7 +11,7 @@
 # Maintainer aliases.  Use the same alias here as patchwork to keep
 # things simple and easy to look up/coordinate.
 alias aaribaud       Albert Aribaud <albert.u.boot@aribaud.net>
-alias abiessmann     Andreas Bießmann <andreas.devel@googlemail.com>
+alias abiessmann     Andreas Bießmann <andreas@biessmann.org>
 alias abrodkin       Alexey Brodkin <alexey.brodkin@synopsys.com>
 alias afleming       Andy Fleming <afleming@gmail.com>
 alias ag             Anatolij Gustschin <agust@denx.de>