core/playlists/library: Free scan path when we're done with it

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

core/playlists/library.c

@@ -110,6 +110,8 @@ static void __lib_pl_read_path(struct scan_data *scan, const gchar *name)
 			pl_artist_new_track(track);
 		}
 	}
+
+	g_free(path);
 }
 
 static bool __lib_pl_scan_dir(void *data)