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/logtree/unraw/unraw.go b/osbase/logtree/unraw/unraw.go
index 5c4e8e9..a1f2624 100644
--- a/osbase/logtree/unraw/unraw.go
+++ b/osbase/logtree/unraw/unraw.go
@@ -1,5 +1,5 @@
-// unraw implements a facility to convert raw logs from external sources into
-// leveled logs.
+// Package unraw implements a facility to convert raw logs from external sources
+// into leveled logs.
 //
 // This is not the same as raw logging inside the logtree, which exists to
 // ingest logs that are either fully arbitrary or do not map cleanly to the