component/coreutils: disable link with openssl library

without this change, configure would use openssl lib for MD5, sha256sum, ...
if openssl development files are present on the system.

component/coreutils/buildout.cfg

@@ -16,6 +16,7 @@ configure-options =
   --disable-libcap
   --without-selinux
   --prefix=@@LOCATION@@
+  --with-openssl=no
 environment =
   PATH=${patch:location}/bin:${perl:location}/bin:${xz-utils:location}/bin:%(PATH)s
   LDFLAGS=-Wl,--as-needed -L${gmp:location}/lib -Wl,-rpath=${gmp:location}/lib