patches/openwrt: fix dependency in u-boot-tools patch

There was an invalid dependency. Correct one is without CONFIG_ prefix.

patches/openwrt/to-upstream/0019-u-boot-tools-Add-mkimage-tool.patch

-From 620cf222b9de4de5013f2f8818a2c0e01e6f9a33 Mon Sep 17 00:00:00 2001
+From 172c01b227feba0533a66134a43451e8baffdfc7 Mon Sep 17 00:00:00 2001
 From: Michal Hrusecky <michal.hrusecky@nic.cz>
 Date: Wed, 20 Mar 2019 16:42:28 +0100
 Subject: [PATCH] u-boot tools: Add mkimage tool
@@ -24,7 +24,7 @@ Subject: [PATCH] u-boot tools: Add mkimage tool
  .../files/uboot-envtools.sh                   |  0
  .../patches/001-compile.patch                 |  0
  19 files changed, 37 insertions(+), 5 deletions(-)
- rename package/boot/{uboot-envtools => uboot-tools}/Makefile (65%)
+ rename package/boot/{uboot-envtools => uboot-tools}/Makefile (66%)
  rename package/boot/{uboot-envtools => uboot-tools}/files/apm821xx (100%)
  rename package/boot/{uboot-envtools => uboot-tools}/files/ar71xx (100%)
  rename package/boot/{uboot-envtools => uboot-tools}/files/ath79 (100%)
@@ -45,10 +45,10 @@ Subject: [PATCH] u-boot tools: Add mkimage tool
  rename package/boot/{uboot-envtools => uboot-tools}/patches/001-compile.patch (100%)
 
 diff --git a/package/boot/uboot-envtools/Makefile b/package/boot/uboot-tools/Makefile
-similarity index 65%
+similarity index 66%
 rename from package/boot/uboot-envtools/Makefile
 rename to package/boot/uboot-tools/Makefile
-index 71b842b96e..83db36ebff 100644
+index 71b842b..e01d63a 100644
 --- a/package/boot/uboot-envtools/Makefile
 +++ b/package/boot/uboot-tools/Makefile
 @@ -7,7 +7,7 @@
@@ -70,7 +70,7 @@ index 71b842b96e..83db36ebff 100644
 +  SUBMENU:=Boot Loaders
 +  TITLE:=create U-Boot bootloader images
 +  URL:=http://www.denx.de/wiki/U-Boot
-+  DEPENDS:=+libopenssl @CONFIG_OPENSSL_ENGINE
++  DEPENDS:=+libopenssl @OPENSSL_ENGINE
 +endef
 +
 +define Package/uboot-envtools/description
@@ -206,5 +206,5 @@ similarity index 100%
 rename from package/boot/uboot-envtools/patches/001-compile.patch
 rename to package/boot/uboot-tools/patches/001-compile.patch
 -- 
-2.21.0
+2.22.0