Expose logging as field in AdvisoryFileProcessor to shrink constructor signature.

cmd/csaf_aggregator/mirror.go

@@ -76,8 +76,7 @@ func (w *worker) mirrorInternal() (*csaf.AggregatorCSAFProvider, error) {
 		w.client,
 		w.expr,
 		w.metadataProvider,
-		base,
-		nil)
+		base)
 
 	if err := afp.Process(w.mirrorFiles); err != nil {
 		return nil, err

cmd/csaf_downloader/downloader.go

@@ -150,8 +150,7 @@ func (d *downloader) download(ctx context.Context, domain string) error {
 		client,
 		d.eval,
 		lpmd.Document,
-		base,
-		nil)
+		base)
 
 	// Do we need time range based filtering?
 	if d.cfg.Range != nil {