Sort context dictionary items

Helps to find the item being looked for. Editor based search does not
work as well because we get lots of hits before this dict so its easier
to find the dict then find with my eyes.

packetnetworking/distros/distro_builder.py

@@ -74,15 +74,15 @@ def build_tasks(self):
  def context(self):
  return {
  "hostname": self.metadata.hostname,
- "interfaces": self.network.interfaces,
  "iface0": self.network.interfaces[0],
+ "interfaces": self.network.interfaces,
  "ip4priv": self.ipv4priv.first,
  "ip4pub": self.ipv4pub.first,
  "ip6pub": self.ipv6pub.first,
  "net": self.network,
  "osinfo": self.metadata.operating_system,
- "resolvers": self.network.resolvers,
  "private_subnets": self.network.private_subnets,
+ "resolvers": self.network.resolvers,
  }
 
  @property

packetnetworking/distros/test_distro_builder.py

@@ -176,8 +176,8 @@ def test_distro_builder_context_as_expected(fake_distro_builder_with_metadata):
  context = fake_distro.context()
  wanted_context = {
  "hostname": fake_distro.metadata.hostname,
- "interfaces": fake_distro.network.interfaces,
  "iface0": fake_distro.network.interfaces[0],
+ "interfaces": fake_distro.network.interfaces,
  "ip4priv": fake_distro.ipv4priv.first,
  "ip4pub": fake_distro.ipv4pub.first,
  "ip6pub": fake_distro.ipv6pub.first,