toradex: hand over maintainership

Hand over maintainership of Toradex SoMs (that I was responsible of) to
Oleksandr because of my resignation from Toradex, as such I will
have no immediate involvement with these modules and as a result not
able to continue maintaining these boards.

CC: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
Acked-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
diff --git a/board/toradex/colibri_t20/MAINTAINERS b/board/toradex/colibri_t20/MAINTAINERS
index 2a8e6fb7..61fbd2c 100644
--- a/board/toradex/colibri_t20/MAINTAINERS
+++ b/board/toradex/colibri_t20/MAINTAINERS
@@ -1,5 +1,5 @@
 COLIBRI_T20
-M:	Igor Opaniuk <igor.opaniuk@toradex.com>
+M:	Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
 S:	Maintained
 F:	board/toradex/colibri_t20/
 F:	include/configs/colibri_t20.h