removed the manual approach of the smart enter plugin

plugins/smart-enter.yazi/init.lua

@@ -1,7 +0,0 @@
---- @sync entry
-return {
-	entry = function()
-		local h = cx.active.current.hovered
-		ya.manager_emit(h and h.cha.is_dir and "enter" or "open", { hovered = true })
-	end,
-}