pkgsel.d: remove deprecated net-tools from Network module

net-tools was long time deprecated and if the only purpose is to provide
`netstat` we can safely drop it here because iproute2 provides a similar
tool called `ss`.

Reference that might be worth reading to get a summary:

https://bugzilla.redhat.com/show_bug.cgi?id=687920

pkgsel.d/Base/Network.ask

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: target/mnemosyne/pkgsel.d/Base/Network.ask
-# Copyright (C) 2012 The OpenSDE Project
+# Copyright (C) 2012 - 2014 The OpenSDE Project
 # Copyright (C) 2002 - 2006 Alejandro Mery
 #
 # More information can be found in the files COPYING and README.
@@ -16,9 +16,6 @@
 #Description: Network Support
 #Default: 1
 
-# netstat (patch the rest out or find replacement)
-X net-tools
-
 # build-time depenency of iputils
 X sysfsutils