For the Standard Moroccan Tamazight Wikipedia (zgh) the NLLB-200 model can be enabled using the tzm_Tfng code which is supported.
The output of the https://translate.wmcloud.org/ to the language code tzm gives something that is valid for the language that is used as the content of zgh.wikipedia.org. Please enable machine translation using MinT and map between the tzm and zgh codes.