supported recipes: another multiconfig bug workaround
supported recipes: another multiconfig bug workaround

We already worked around the bitbake bug in one place (good
enough for the script), but the class approach also needs it
when looking for the dump files.

Signed-off-by: Patrick Ohly <0fc9d825c622b2a5ac5160289c29f03654b10648@intel.com>

intel/intel-iot-refkit,mythi/intel-iot-refkit,intel/intel-iot-refkit,YinThong/intel-iot-refkit,klihub/intel-iot-refkit,ipuustin/intel-iot-refkit,YinThong/intel-iot-refkit,mythi/intel-iot-refkit,klihub/intel-iot-refkit,klihub/intel-iot-refkit,mythi/intel-iot-refkit,intel/intel-iot-refkit,intel/intel-iot-refkit,mythi/intel-iot-refkit,ipuustin/intel-iot-refkit,klihub/intel-iot-refkit,intel/intel-iot-refkit,klihub/intel-iot-refkit,ipuustin/intel-iot-refkit,ipuustin/intel-iot-refkit,YinThong/intel-iot-refkit,klihub/intel-iot-refkit,intel/intel-iot-refkit,mythi/intel-iot-refkit,mythi/intel-iot-refkit,YinThong/intel-iot-refkit,klihub/intel-iot-refkit,ipuustin/intel-iot-refkit,YinThong/intel-iot-refkit,ipuustin/intel-iot-refkit,YinThong/intel-iot-refkit,YinThong/intel-iot-refkit,intel/intel-iot-refkit,mythi/intel-iot-refkit,ipuustin/intel-iot-refkit