Remove /sbin/ldconfig

It is not necessary to install a copy of ldconfig
in the flash image. That will save some space and
reduce a number of files on a system.
There's also no need to install ld.so.conf

Resolves openbmc/openbmc#224

Change-Id: I61782d51ccebce9df801f79af80f128826750f9e
Signed-off-by: Sergey Solomin <sergey.solomin@us.ibm.com>
diff --git a/common/recipes-core/glibc/glibc_%.bbappend b/common/recipes-core/glibc/glibc_%.bbappend
new file mode 100644
index 0000000..c821682
--- /dev/null
+++ b/common/recipes-core/glibc/glibc_%.bbappend
@@ -0,0 +1,2 @@
+#Remove /sbin/ldconfig and /etc/ld.so.conf
+USE_LDCONFIG = "0"