MAINTAINERS: Add myself as reviewer for Ingenic rproc driver

Add myself as the reviewer for the Ingenic VPU remoteproc driver.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20200515104340.10473-5-paul@crapouillou.netSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

MAINTAINERS

@@ -8418,6 +8418,7 @@ F:	drivers/mtd/nand/raw/ingenic/
 F:	drivers/pinctrl/pinctrl-ingenic.c
 F:	drivers/power/supply/ingenic-battery.c
 F:	drivers/pwm/pwm-jz4740.c
+F:	drivers/remoteproc/ingenic_rproc.c
 F:	drivers/rtc/rtc-jz4740.c
 F:	drivers/tty/serial/8250/8250_ingenic.c
 F:	drivers/usb/musb/jz4740.c