fix (Makefile): Add proper comment delimiter (#1577)

Makefile

@@ -138,7 +138,7 @@ protobuild:
 	@protoc-go-inject-tag -input=./internal/credential/vault/store/vault.pb.go
 	@protoc-go-inject-tag -input=./internal/servers/servers.pb.go
 
-	// inject classification tags (see: https://github.com/hashicorp/go-eventlogger/tree/main/filters/encrypt)
+	# inject classification tags (see: https://github.com/hashicorp/go-eventlogger/tree/main/filters/encrypt)
 	@protoc-go-inject-tag -input=./internal/gen/controller/api/services/auth_method_service.pb.go
 	@protoc-go-inject-tag -input=./sdk/pbs/controller/api/resources/authmethods/auth_method.pb.go
 	@protoc-go-inject-tag -input=./sdk/pbs/controller/api/resources/scopes/scope.pb.go