MAINTAINERS: Add KVM for MIPS entry

I've pretty much been maintaining KVM for MIPS for a while now. Lets
make it more official (and make sure I get Cc'd on relevant patches).
Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Gleb Natapov <gleb@kernel.org>
Cc: linux-mips@linux-mips.org
Cc: kvm@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/11898/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

MAINTAINERS

@@ -6119,6 +6119,14 @@ F:	arch/arm64/include/uapi/asm/kvm*
 F:	arch/arm64/include/asm/kvm*
 F:	arch/arm64/kvm/
 
+KERNEL VIRTUAL MACHINE FOR MIPS (KVM/mips)
+M:	James Hogan <james.hogan@imgtec.com>
+L:	linux-mips@linux-mips.org
+S:	Supported
+F:	arch/mips/include/uapi/asm/kvm*
+F:	arch/mips/include/asm/kvm*
+F:	arch/mips/kvm/
+
 KEXEC
 M:	Eric Biederman <ebiederm@xmission.com>
 W:	http://kernel.org/pub/linux/utils/kernel/kexec/