refactor(win-bridge): netconf

- support v2 api
- unify v1 and v2 api

BREAKING CHANGE:
- remove `HcnPolicyArgs` field
- merge `HcnPolicyArgs` into `Policies` field

Signed-off-by: thxcode <thxcode0824@gmail.com>

pkg/hns/netconf_suite_windows_test.go

@@ -20,7 +20,7 @@ import (
 	"testing"
 )
 
-func TestHns(t *testing.T) {
+func TestNetConf(t *testing.T) {
 	RegisterFailHandler(Fail)
-	RunSpecs(t, "HNS NetConf Suite")
+	RunSpecs(t, "NetConf Suite")
 }