uboot: bump to version 2018.07

Signed-off-by: Marcin Niestroj <m.niestroj@grinn-global.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

boot/uboot/Config.in

@@ -39,7 +39,7 @@ choice
 	  Select the specific U-Boot version you want to use
 
 config BR2_TARGET_UBOOT_LATEST_VERSION
-	bool "2018.05"
+	bool "2018.07"
 
 config BR2_TARGET_UBOOT_CUSTOM_VERSION
 	bool "Custom version"
@@ -87,7 +87,7 @@ endif
 
 config BR2_TARGET_UBOOT_VERSION
 	string
-	default "2018.05"	if BR2_TARGET_UBOOT_LATEST_VERSION
+	default "2018.07"	if BR2_TARGET_UBOOT_LATEST_VERSION
 	default BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE \
 		if BR2_TARGET_UBOOT_CUSTOM_VERSION
 	default "custom"	if BR2_TARGET_UBOOT_CUSTOM_TARBALL

boot/uboot/uboot.hash

@@ -1,2 +1,2 @@
 # Locally computed:
-sha256  4da13c2a6139a78cc08608f21fd4741db27eda336cfad7ab8264fda923b9c048  u-boot-2018.05.tar.bz2
+sha256  9f10df88bc91b35642e461217f73256bbaeeca9ae2db8db56197ba5e89e1f6d4  u-boot-2018.07.tar.bz2