btrfs-progs: restore: avoid SYMLINK messages by default

Some scripts can still rely on this message, so make it available with
-vv, so -v stays sane.

Fixes: #127
Signed-off-by: Marcos Paulo de Souza <mpdesouza@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

cmds/restore.c

@@ -898,6 +898,8 @@ static int copy_symlink(struct btrfs_root *root, struct btrfs_key *key,
 			goto out;
 		}
 	}
+
+	if (verbose >= 2)
 		printf("SYMLINK: '%s' => '%s'\n", path_name, symlink_target);
 
 	ret = 0;