4bad134ba2
This allows the MJCF SdfFileFormat plugin to load MJCF files that specify assetdir, meshdir, or texturedir attributes. This is specifically important for resolver implementations that fetch assets into a local cache. PiperOrigin-RevId: 796509754 Change-Id: Ib2b0c9cf9d6a3351ceea49d90c882edf94d0b880