treewide: introduce osbase package and move things around

All except localregistry moved from metropolis/pkg to osbase,
localregistry moved to metropolis/test as its only used there anyway.

Change-Id: If1a4bf377364bef0ac23169e1b90379c71b06d72
Reviewed-on: https://review.monogon.dev/c/monogon/+/3079
Tested-by: Jenkins CI
Reviewed-by: Serge Bazanski <serge@monogon.tech>
diff --git a/cloud/agent/takeover/e2e/BUILD.bazel b/cloud/agent/takeover/e2e/BUILD.bazel
index 1cdd840..2b9a200 100644
--- a/cloud/agent/takeover/e2e/BUILD.bazel
+++ b/cloud/agent/takeover/e2e/BUILD.bazel
@@ -10,8 +10,8 @@
     ],
     deps = [
         "//cloud/agent/api",
-        "//metropolis/pkg/fat32",
-        "//metropolis/pkg/freeport",
+        "//osbase/fat32",
+        "//osbase/freeport",
         "@com_github_pkg_sftp//:sftp",
         "@io_bazel_rules_go//go/runfiles:go_default_library",
         "@org_golang_google_protobuf//proto",
diff --git a/cloud/agent/takeover/e2e/main_test.go b/cloud/agent/takeover/e2e/main_test.go
index 6d489eb..a8c8686 100644
--- a/cloud/agent/takeover/e2e/main_test.go
+++ b/cloud/agent/takeover/e2e/main_test.go
@@ -22,8 +22,8 @@
 
 	"source.monogon.dev/cloud/agent/api"
 
-	"source.monogon.dev/metropolis/pkg/fat32"
-	"source.monogon.dev/metropolis/pkg/freeport"
+	"source.monogon.dev/osbase/fat32"
+	"source.monogon.dev/osbase/freeport"
 )
 
 func TestE2E(t *testing.T) {