Run go-makefile-maker

.golangci.yaml

@@ -88,8 +88,8 @@ linters-settings:
     # Put local imports after 3rd-party packages.
     local-prefixes: github.com/sapcc/maintenance-controller
   gomoddirectives:
-    toolchain-forbidden: true
     go-version-pattern: '1\.\d+(\.0)?$'
+    toolchain-forbidden: true
   gosec:
     excludes:
       # gosec wants us to set a short ReadHeaderTimeout to avoid Slowloris attacks, but doing so would expose us to Keep-Alive race conditions (see https://iximiuz.com/en/posts/reverse-proxy-http-keep-alive-and-502s/)