*: migrate to CC toolchains and Bazel 5.4.0

Change-Id: Iff3c0ddda4413dd0c5fa657a5b7813223e98611e
Reviewed-on: https://review.monogon.dev/c/monogon/+/1079
Tested-by: Jenkins CI
Reviewed-by: Lorenz Brun <lorenz@monogon.tech>
diff --git a/metropolis/node/build/def.bzl b/metropolis/node/build/def.bzl
index d98fca0..2438deb 100644
--- a/metropolis/node/build/def.bzl
+++ b/metropolis/node/build/def.bzl
@@ -38,7 +38,7 @@
     """
     return {
         "@io_bazel_rules_go//go/config:static": True,
-        "//command_line_option:crosstool_top": "//build/toolchain/musl-host-gcc:musl_host_cc_suite",
+        "//command_line_option:platforms": "//build/platforms:linux_amd64_static",
     }
 
 build_static_transition = transition(
@@ -46,7 +46,7 @@
     inputs = [],
     outputs = [
         "@io_bazel_rules_go//go/config:static",
-        "//command_line_option:crosstool_top",
+        "//command_line_option:platforms",
     ],
 )