Update KVM homepage Url

The old one appears to be a generic catch all page, which
is unhelpful.

Signed-off-by: Dirk Mueller <dmueller@suse.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

MAINTAINERS

@@ -5957,15 +5957,15 @@ F:	virt/kvm/
 KERNEL VIRTUAL MACHINE (KVM) FOR AMD-V
 M:	Joerg Roedel <joro@8bytes.org>
 L:	kvm@vger.kernel.org
-W:	http://kvm.qumranet.com
+W:	http://www.linux-kvm.org/
 S:	Maintained
 F:	arch/x86/include/asm/svm.h
 F:	arch/x86/kvm/svm.c
 
 KERNEL VIRTUAL MACHINE (KVM) FOR POWERPC
 M:	Alexander Graf <agraf@suse.com>
 L:	kvm-ppc@vger.kernel.org
-W:	http://kvm.qumranet.com
+W:	http://www.linux-kvm.org/
 T:	git git://github.com/agraf/linux-2.6.git
 S:	Supported
 F:	arch/powerpc/include/asm/kvm*