treewide: move build helper to more fitting places

Change-Id: I3d0cfe9283222d403ae369ec9db09201ad511e15
Reviewed-on: https://review.monogon.dev/c/monogon/+/3327
Reviewed-by: Serge Bazanski <serge@monogon.tech>
Tested-by: Jenkins CI
diff --git a/osbase/test/ktest/BUILD.bazel b/osbase/test/ktest/BUILD.bazel
index 16612e5..733d695 100644
--- a/osbase/test/ktest/BUILD.bazel
+++ b/osbase/test/ktest/BUILD.bazel
@@ -1,5 +1,5 @@
 load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library")
-load("//metropolis/node/build/kconfig-patcher:kconfig-patcher.bzl", "kconfig_patch")
+load("//osbase/build/kconfig-patcher:kconfig-patcher.bzl", "kconfig_patch")
 load("//third_party/linux:def.bzl", "linux_image")
 
 go_library(
diff --git a/osbase/test/ktest/ktest.bzl b/osbase/test/ktest/ktest.bzl
index a9f5fdd..614832d 100644
--- a/osbase/test/ktest/ktest.bzl
+++ b/osbase/test/ktest/ktest.bzl
@@ -18,7 +18,7 @@
 Ktest provides a macro to run tests under a normal Metropolis node kernel
 """
 
-load("//metropolis/node/build:def.bzl", "node_initramfs")
+load("//osbase/build:def.bzl", "node_initramfs")
 
 def _dict_union(x, y):
     z = {}
@@ -30,7 +30,7 @@
     node_initramfs(
         name = "test_initramfs",
         fsspecs = [
-            "//metropolis/node/build:earlydev.fsspec",
+            "//osbase/build:earlydev.fsspec",
         ] + fsspecs,
         files = _dict_union({
             "//osbase/test/ktest/init": "/init",