*: add comment about APPLET_ODDNAME format

It confused me more than once

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/runit/chpst.c b/runit/chpst.c
index 3769af2..846c846 100644
--- a/runit/chpst.c
+++ b/runit/chpst.c
@@ -60,7 +60,8 @@
 //config:	  Sets soft resource limits as specified by options
 
 //applet:IF_CHPST(APPLET(chpst, BB_DIR_USR_BIN, BB_SUID_DROP))
-//applet:IF_ENVDIR(APPLET_ODDNAME(envdir, chpst, BB_DIR_USR_BIN, BB_SUID_DROP, envdir))
+//                    APPLET_ODDNAME:name       main   location        suid_type     help
+//applet:IF_ENVDIR(   APPLET_ODDNAME(envdir,    chpst, BB_DIR_USR_BIN, BB_SUID_DROP, envdir))
 //applet:IF_ENVUIDGID(APPLET_ODDNAME(envuidgid, chpst, BB_DIR_USR_BIN, BB_SUID_DROP, envuidgid))
 //applet:IF_SETUIDGID(APPLET_ODDNAME(setuidgid, chpst, BB_DIR_USR_BIN, BB_SUID_DROP, setuidgid))
 //applet:IF_SOFTLIMIT(APPLET_ODDNAME(softlimit, chpst, BB_DIR_USR_BIN, BB_SUID_DROP, softlimit))