dell: don't ignore ttyUSB1 in the DW5821e

This port was ignored because it was non-functional in early
development firmware images, and made device probing very slow.

This has been solved in the first production images of the DW5821e
module.

plugins/dell/77-mm-dell-port-types.rules

@@ -10,11 +10,11 @@ SUBSYSTEMS=="usb", ATTRS{bInterfaceNumber}=="?*", ENV{.MM_USBIFNUM}="$attr{bInte
 
 # Dell DW5821e
 #  if 02: primary port
-#  if 03: secondary port (ignore)
+#  if 03: secondary port
 #  if 04: raw NMEA port
 #  if 05: diag/qcdm port
 ATTRS{idVendor}=="413c", ATTRS{idProduct}=="81d7", ENV{.MM_USBIFNUM}=="02", ENV{ID_MM_PORT_TYPE_AT_PRIMARY}="1"
-ATTRS{idVendor}=="413c", ATTRS{idProduct}=="81d7", ENV{.MM_USBIFNUM}=="03", ENV{ID_MM_PORT_IGNORE}="1"
+ATTRS{idVendor}=="413c", ATTRS{idProduct}=="81d7", ENV{.MM_USBIFNUM}=="03", ENV{ID_MM_PORT_TYPE_AT_SECONDARY}="1"
 ATTRS{idVendor}=="413c", ATTRS{idProduct}=="81d7", ENV{.MM_USBIFNUM}=="04", ENV{ID_MM_PORT_TYPE_GPS}="1"
 ATTRS{idVendor}=="413c", ATTRS{idProduct}=="81d7", ENV{.MM_USBIFNUM}=="05", ENV{ID_MM_PORT_TYPE_QCDM}="1"