qemu-malta: rename to just "malta"

This is in preparation for adapting this board to function correctly on
a physical MIPS Malta board. The board is moved into an "imgtec" vendor
directory at the same time in order to ready us for any other boards
supported by Imagination in the future.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
diff --git a/board/qemu-malta/Makefile b/board/imgtec/malta/Makefile
similarity index 87%
rename from board/qemu-malta/Makefile
rename to board/imgtec/malta/Makefile
index 5d727f6..091830d 100644
--- a/board/qemu-malta/Makefile
+++ b/board/imgtec/malta/Makefile
@@ -5,5 +5,5 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-y	= qemu-malta.o
+obj-y	= malta.o
 obj-y	+= lowlevel_init.o
diff --git a/board/qemu-malta/lowlevel_init.S b/board/imgtec/malta/lowlevel_init.S
similarity index 100%
rename from board/qemu-malta/lowlevel_init.S
rename to board/imgtec/malta/lowlevel_init.S
diff --git a/board/qemu-malta/qemu-malta.c b/board/imgtec/malta/malta.c
similarity index 100%
rename from board/qemu-malta/qemu-malta.c
rename to board/imgtec/malta/malta.c