kbuild: move Kai Germaschewski to CREDITS

Kai is not active in kernel development these
days so give him credit for his major kbuild
contribution and ISDN work.
Acked-by: Kai Germaschewski <kai@germaschewski.name>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

CREDITS

@@ -1165,6 +1165,12 @@ S: 600 North Bell Avenue, Suite 160
 S: Carnegie, Pennsylvania 15106-4304
 S: USA
 
+N: Kai Germaschewski
+E: kai@germaschewski.name
+D: Major kbuild rework during the 2.5 cycle
+D: ISDN Maintainer
+S: USA
+
 N: Philip Gladstone
 E: philip@gladstonefamily.net
 D: Kernel / timekeeping stuff

MAINTAINERS

@@ -2119,8 +2119,6 @@ S:	Maintained
 ISDN SUBSYSTEM
 P:	Karsten Keil
 M:	kkeil@suse.de
-P:	Kai Germaschewski
-M:	kai.germaschewski@gmx.de
 L:	isdn4linux@listserv.isdn4linux.de
 W:	http://www.isdn4linux.de
 T:	git kernel.org:/pub/scm/linux/kernel/kkeil/isdn-2.6.git
@@ -2189,8 +2187,6 @@ L:	autofs@linux.kernel.org
 S:	Maintained
 
 KERNEL BUILD (kbuild: Makefile, scripts/Makefile.*)
-P:	Kai Germaschewski
-M:	kai@germaschewski.name
 P:	Sam Ravnborg
 M:	sam@ravnborg.org
 T:	git kernel.org:/pub/scm/linux/kernel/git/sam/kbuild.git