config: add size information for three more applets

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/util-linux/fsck_minix.c b/util-linux/fsck_minix.c
index c4612f2..f523da9 100644
--- a/util-linux/fsck_minix.c
+++ b/util-linux/fsck_minix.c
@@ -86,7 +86,7 @@
  * enforced (but it's not much fun on a character device :-).
  */
 //config:config FSCK_MINIX
-//config:	bool "fsck_minix"
+//config:	bool "fsck.minix (13 kb)"
 //config:	default y
 //config:	help
 //config:	The minix filesystem is a nice, small, compact, read-write filesystem