Make 'help devstate change' display properly (get rid of excess comma)

(closes issue ASTERISK-19444)
Reported by: Makoto Dei
Patches:
	devstate-change-usage-truncate.patch uploaded by Makoto Dei (license 5027)
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Merged revisions 361201 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 361208 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@361209 65c4cc65-6c06-0410-ace0-fbb531ad65f3

funcs/func_devstate.c

@@ -250,7 +250,7 @@ static char *handle_cli_devstate_change(struct ast_cli_entry *e, int cmd, struct
 			"       Change a custom device to a new state.\n"
 			"       The possible values for the state are:\n"
 			"UNKNOWN | NOT_INUSE | INUSE | BUSY | INVALID | UNAVAILABLE | RINGING\n"
-			"RINGINUSE | ONHOLD\n",
+			"RINGINUSE | ONHOLD\n"
 			"\n"
 			"Examples:\n"
 			"       devstate change Custom:mystate1 INUSE\n"