u-boot-script: Drop runtime dependency on a kernel

There is not technical dependency on a kernel being install for
installing this packages - analogously to other bootloaders not
depending on a kernel.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

meta/recipes-bsp/u-boot-script/u-boot-script_1.1.bb

@@ -14,7 +14,7 @@ SRC_URI = " \
     file://u-boot-script \
     file://zz-u-boot-script"
 
-DEBIAN_DEPENDS = "u-boot-tools, linux-image-${KERNEL_NAME}"
+DEBIAN_DEPENDS = "u-boot-tools"
 
 do_install() {
 	install -v -d ${D}/usr/sbin