fixed icon

i3/i3/status/status.py

                 interface=iface,
                 color_up=g_color_good,
                 format_down="\uf0e8 " + iface_name,
-                format_down_hide="\uffe8",
+                format_down_hide="\uf0e8",
                 format_up="\uf0e8 {v4}",
                 format_up_hide="\uf0e8 " + iface_name)