initramfs-kexecboot-klibc-image: remove blacklisting

Ex patch 7/9 of the 2017-02-13 serie, not landed in patchwork.
Recipe does build with the recent changes for meta-initramfs.

Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-initramfs/recipes-bsp/images/initramfs-kexecboot-klibc-image.bb

@@ -10,5 +10,3 @@ python () {
     if d.getVar('TARGET_ARCH') == "nios2":
         raise bb.parse.SkipPackage("'nios2' not supported arch")
 }
-
-PNBLACKLIST[initramfs-kexecboot-klibc-image] ?= "Runtime depends on blacklisted kexecboot-klibc"