MAINTAINERS: update Intel Ethernet links

Freshen up some links, and remove the non-kernel related Sourceforge
link.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

MAINTAINERS

@@ -10336,9 +10336,8 @@ M:	Jesse Brandeburg <jesse.brandeburg@intel.com>
 M:	Tony Nguyen <anthony.l.nguyen@intel.com>
 L:	intel-wired-lan@lists.osuosl.org (moderated for non-subscribers)
 S:	Supported
-W:	http://www.intel.com/support/feedback.htm
-W:	http://e1000.sourceforge.net/
-Q:	http://patchwork.ozlabs.org/project/intel-wired-lan/list/
+W:	https://www.intel.com/content/www/us/en/support.html
+Q:	https://patchwork.ozlabs.org/project/intel-wired-lan/list/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue.git
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue.git
 F:	Documentation/networking/device_drivers/ethernet/intel/