ARM: Mark AE boards orphan

I no longer have any of these boards, mark boards orphan.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Tom Rini <trini@konsulko.com>
diff --git a/board/aries/m28evk/MAINTAINERS b/board/aries/m28evk/MAINTAINERS
index f600e7d..aad6313 100644
--- a/board/aries/m28evk/MAINTAINERS
+++ b/board/aries/m28evk/MAINTAINERS
@@ -1,6 +1,6 @@
 M28EVK BOARD
-M:	Marek Vasut <marek.vasut@gmail.com>
-S:	Maintained
+#M:	Marek Vasut <marek.vasut@gmail.com>
+S:	Orphan (since 2017-07)
 F:	board/aries/m28evk/
 F:	include/configs/m28evk.h
 F:	configs/m28evk_defconfig