bot.tcl: Trim spurious argument to nickdb_get_username.

Otherwise /OPping Blight fails.

diff --git a/bot.tcl b/bot.tcl
index dabbf26..fe62bc5 100755 (executable)
--- a/bot.tcl
+++ b/bot.tcl
@@ -505,7 +505,7 @@ proc chanmode_o1 {m g p chan} {
            set chan_initialop([irctolower $chan]) $u
            sendprivmsg $n \
  "Thanks.  You can use `channel manager ...' to register this channel."
-           if {![string length [nickdb_get_username $n username]]} {
+           if {![string length [nickdb_get_username $n]]} {
                sendprivmsg $n \
  "(But to do that you must register your nick securely first.)"
            }