mvebu: fix board_name condition in 79_move_config

The correct board_name for the Turris Omnia is armada-385-turris-omnia.

Fixes: 4e8345ff68 ("mvebu: base-files: autodetect upgrade device")
Signed-off-by: Klaus Kudielka <klaus.kudielka@gmail.com>

target/linux/mvebu/base-files/lib/preinit/79_move_config

@@ -9,7 +9,7 @@ move_config() {
 
 	if export_bootdevice && export_partdevice partdev 1; then
 		case $(board_name) in
-			turris-omnia)
+			armada-385-turris-omnia)
 			insmod nls_cp437
 			insmod nls_iso8859-1
 			insmod fat