cmd/mbf: print outcome pathname to stdout

This enables use of the cure command in scripts.

Signed-off-by: Ophestra <cat@gensokyo.uk>

cmd/mbf/main.go

@@ -745,7 +745,7 @@ func main() {
 					if err != nil {
 						return err
 					}
-					log.Println(pathname)
+					fmt.Println(pathname)
 
 					if flagExport != "" {
 						msg.Verbosef("exporting %s to %s...", args[0], flagExport)
@@ -806,7 +806,7 @@ func main() {
 					}
 					pathname, err := cureRemote(ctx, &addr, a, flags)
 					if !flagNoReply && err == nil {
-						log.Println(pathname)
+						fmt.Println(pathname)
 					}
 
 					if errors.Is(err, context.Canceled) {