Update menuconfig items with approximate applet sizes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/coreutils/printenv.c b/coreutils/printenv.c
index fbd6494..767a275 100644
--- a/coreutils/printenv.c
+++ b/coreutils/printenv.c
@@ -8,7 +8,7 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 //config:config PRINTENV
-//config:	bool "printenv"
+//config:	bool "printenv (1 kb)"
 //config:	default y
 //config:	help
 //config:	  printenv is used to print all or part of environment.