clearfog: Fix U-Boot config for RAUC

I should not have changed this part of the upstream configuration; it
is needed for specifying the boot order preference from userspace.

Change-Id: Ia7436206558e4fa7d8ed87d8fc8f107decce04b0
diff --git a/board/czechlight/clearfog/patches/u-boot/boot.patch b/board/czechlight/clearfog/patches/u-boot/boot.patch
index f826cb3..be80b63 100644
--- a/board/czechlight/clearfog/patches/u-boot/boot.patch
+++ b/board/czechlight/clearfog/patches/u-boot/boot.patch
@@ -88,7 +88,7 @@
 +CONFIG_WDT=y
 +CONFIG_WDT_ORION=y
 diff --git a/include/configs/clearfog.h b/include/configs/clearfog.h
-index 5061f6c6fd..592c7cc499 100644
+index 5061f6c6fd..838c7fa8aa 100644
 --- a/include/configs/clearfog.h
 +++ b/include/configs/clearfog.h
 @@ -32,6 +32,11 @@
@@ -113,7 +113,7 @@
  #define CONFIG_PHY_MARVELL		/* there is a marvell phy */
  #define PHY_ANEG_TIMEOUT	8000	/* PHY needs a longer aneg time */
  
-@@ -166,14 +174,46 @@
+@@ -166,14 +174,47 @@
  	"scriptaddr=" SCRIPT_ADDR_R "\0" \
  	"pxefile_addr_r=" PXEFILE_ADDR_R "\0"
  
@@ -128,8 +128,9 @@
 +	"extra_bootargs=panic=10 oops=panic\0" \
 +	"bootcmd=test -n \"${BOOT_A_LEFT}\" || setenv BOOT_A_LEFT 3;" \
 +	"test -n \"${BOOT_B_LEFT}\" || setenv BOOT_B_LEFT 3;" \
++	"test -n \"${BOOT_ORDER}\" || setenv BOOT_ORDER \"A B\";" \
 +	"setenv rauc_part;" \
-+	"for BOOT_SLOT in \"A B\"; do" \
++	"for BOOT_SLOT in \"${BOOT_ORDER}\"; do" \
 +	"  if test \"x${rauc_part}\" != \"x\"; then" \
 +	"    ;" \
 +	"  elif test \"x${BOOT_SLOT}\" = \"xA\"; then" \