MAINTAINERS, git-mailrc: cortina: add Custodian for Cortina Access Inc.

Assign Alex Nemirovsky as custodian for all
Cortina Access (CA) for ARM and MIPS based SoCs.

Currently Cortina Access CAxxxx family of SoCs support both
ARM and MIPS ISA.  Drivers have cross platform support for
both architectures.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Alex Nemirovsky <alex.nemirovsky@cortina-access.com>
diff --git a/doc/git-mailrc b/doc/git-mailrc
index be88afc..31595a7 100644
--- a/doc/git-mailrc
+++ b/doc/git-mailrc
@@ -15,6 +15,7 @@
 alias afleming       Andy Fleming <afleming@gmail.com>
 alias ag             Anatolij Gustschin <agust@denx.de>
 alias agraf          Alexander Graf <agraf@csgraf.de>
+alias alexnemirovsky Alex Nemirovsky <alex.nemirovsky@cortina-access.com>
 alias alisonwang     Alison Wang <alison.wang@nxp.com>
 alias angelo_ts      Angelo Dureghello <angelo@sysam.it>
 alias bmeng          Bin Meng <bmeng.cn@gmail.com>
@@ -57,6 +58,7 @@
 
 alias arm            uboot, trini
 alias at91           uboot, abiessmann
+alias cortina        uboot, alexnemirovsky
 alias davinci        ti
 alias imx            uboot, sbabic
 alias kirkwood       uboot, stroese