ttcn3-ggsn-test/fragment.config: add NET_NS, VETH

Build the kernel with NET_NS and VETH, so libgtpnl's qemu tests can
download the kernel and use it.

Related: OS#1952
Related: libgtpnl Ibf75514b866fffb11e90529e4705f126b23d7415
Change-Id: I6e893b64718f853b8595de36c090a1326db34419
---
M ttcn3-ggsn-test/fragment.config
1 file changed, 19 insertions(+), 0 deletions(-)

diff --git a/ttcn3-ggsn-test/fragment.config b/ttcn3-ggsn-test/fragment.config
index 8a72dc2..b5a07b5 100644
--- a/ttcn3-ggsn-test/fragment.config
+++ b/ttcn3-ggsn-test/fragment.config
@@ -266,3 +266,8 @@
 CONFIG_X86_HV_CALLBACK_VECTOR=y
 # CONFIG_X86_X2APIC is not set
 # CONFIG_XEN is not set
+
+# For libgtpnl's qemu tests
+CONFIG_NAMESPACES=y
+CONFIG_NET_NS=y
+CONFIG_VETH=y

