MAINTAINERS: mark I3C DRIVER FOR SYNOPSYS DESIGNWARE orphan

Vitor left Synopsys and the email address is now bouncing.

Link: https://lore.kernel.org/r/20221211205539.19353-1-alexandre.belloni@bootlin.comSigned-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

MAINTAINERS

@@ -9697,8 +9697,7 @@ F:	Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml
 F:	drivers/i3c/master/i3c-master-cdns.c
 
 I3C DRIVER FOR SYNOPSYS DESIGNWARE
-M:	Vitor Soares <vitor.soares@synopsys.com>
-S:	Maintained
+S:	Orphan
 F:	Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.yaml
 F:	drivers/i3c/master/dw*