wtb active headmin (#77670)

## About The Pull Request
this pr made me learn to webedit

## Why It's Good For The Game

turns out headmins have interesting functionality, probably good to have
them around

## Changelog
🆑
balance: Re-escalates terry powergaming by increasing the strength of
sec
/🆑

code/modules/client/client_procs.dm

@@ -224,10 +224,6 @@ GLOBAL_LIST_INIT(blacklisted_builds, list(
 	if(connection != "seeker" && connection != "web")//Invalid connection type.
 		return null
 
-	if(ckey == "kieth4")
-		qdel(src)
-		return null
-
 	GLOB.clients += src
 	GLOB.directory[ckey] = src