treewide: documentation on exported functions should start with their name

Change-Id: Iea3e929bed743d7edfbf5b54bbaa31796aeaaadd
Reviewed-on: https://review.monogon.dev/c/monogon/+/3027
Vouch-Run-CI: Tim Windelschmidt <tim@monogon.tech>
Tested-by: Jenkins CI
Reviewed-by: Serge Bazanski <serge@monogon.tech>
diff --git a/metropolis/node/core/identity/certificates.go b/metropolis/node/core/identity/certificates.go
index a8f2e7b..fca55b7 100644
--- a/metropolis/node/core/identity/certificates.go
+++ b/metropolis/node/core/identity/certificates.go
@@ -44,7 +44,7 @@
 	}
 }
 
-// CA makes a Metropolis-compatible CA certificate template.
+// CACertificate makes a Metropolis-compatible CA certificate template.
 //
 // cn is a human-readable string that can be used to distinguish Metropolis
 // clusters, if needed. It is not machine-parsed, instead only signature