m/n/k/clusternet: delete unused file

The mentioned pull request was merged, this file is no longer used.

Change-Id: Ibc573e054e53e6ef23684707ec4178afdc301878
Reviewed-on: https://review.monogon.dev/c/monogon/+/2934
Reviewed-by: Serge Bazanski <serge@monogon.tech>
Vouch-Run-CI: Serge Bazanski <serge@monogon.tech>
Tested-by: Jenkins CI
diff --git a/metropolis/node/kubernetes/clusternet/BUILD.bazel b/metropolis/node/kubernetes/clusternet/BUILD.bazel
index 1d83699..2452b74 100644
--- a/metropolis/node/kubernetes/clusternet/BUILD.bazel
+++ b/metropolis/node/kubernetes/clusternet/BUILD.bazel
@@ -2,10 +2,7 @@
 
 go_library(
     name = "clusternet",
-    srcs = [
-        "clusternet.go",
-        "netlink_compat.go",
-    ],
+    srcs = ["clusternet.go"],
     importpath = "source.monogon.dev/metropolis/node/kubernetes/clusternet",
     visibility = ["//metropolis/node/kubernetes:__subpackages__"],
     deps = [
@@ -13,7 +10,6 @@
         "//metropolis/pkg/event",
         "//metropolis/pkg/logtree",
         "//metropolis/pkg/supervisor",
-        "@com_github_vishvananda_netlink//:netlink",
         "@io_k8s_api//core/v1:core",
         "@io_k8s_apimachinery//pkg/fields",
         "@io_k8s_client_go//kubernetes",