feat: ':GpAgent' should print the current agents

It used to be the case but got lost during the logger addition. It now gets forwarded to the log but it's more useful in message area

lua/gp/init.lua

@@ -1489,7 +1489,7 @@ end
 M.cmd.Agent = function(params)
 	local agent_name = string.gsub(params.args, "^%s*(.-)%s*$", "%1")
 	if agent_name == "" then
-		M.logger.info(" Chat agent: " .. M._state.chat_agent .. "  |  Command agent: " .. M._state.command_agent)
+		print(" Chat agent: " .. M._state.chat_agent .. "  |  Command agent: " .. M._state.command_agent)
 		return
 	end