burl: fix websocat fallback

sh/burl

@@ -49,7 +49,7 @@ burl() ( ### @-
     elif socat /dev/null /dev/null
     then wrapped() { process socat - "TCP:$1:$2" ;}
     elif websocat; [ $? = 1 ]
-    then wrapped() { websocat --binary - "tcp:$1:$2" ;}
+    then wrapped() { process websocat --binary - "tcp:$1:$2" ;}
     elif curl; [ $? = 2 ]
     then wrapped() { process curl "telnet://$1:$2" ;}
     else return 127