MAINTAINERS: update fbdev entries

Remove Jean-Christophe from the maintainers, and remove links to
old unmaintained web pages and git trees.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

MAINTAINERS

@@ -4881,12 +4881,9 @@ F:	drivers/net/wan/dlci.c
 F:	drivers/net/wan/sdla.c
 
 FRAMEBUFFER LAYER
-M:	Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
 M:	Tomi Valkeinen <tomi.valkeinen@ti.com>
 L:	linux-fbdev@vger.kernel.org
-W:	http://linux-fbdev.sourceforge.net/
 Q:	http://patchwork.kernel.org/project/linux-fbdev/list/
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/plagnioj/linux-fbdev.git
 S:	Maintained
 F:	Documentation/fb/
 F:	drivers/video/