Update menuconfig items with approximate applet sizes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/coreutils/shuf.c b/coreutils/shuf.c
index 217f15c..b1a9d12 100644
--- a/coreutils/shuf.c
+++ b/coreutils/shuf.c
@@ -8,7 +8,7 @@
  */
 
 //config:config SHUF
-//config:	bool "shuf"
+//config:	bool "shuf (5.4 kb)"
 //config:	default y
 //config:	help
 //config:	  Generate random permutations