fix qwen3-30b-a3b-base missing shape for to_huggingface conversion

Author: YixuanWang-99

src/maxtext/checkpoint_conversion/utils/hf_shape.py

@@ -1131,6 +1131,7 @@ def MIXTRAL_HF_WEIGHTS_TO_SHAPE(config):
     "llama3.1-70b": LLAMA31_HF_WEIGHTS_TO_SHAPE,
     "llama3.1-405b": LLAMA31_HF_WEIGHTS_TO_SHAPE,
     "qwen3-30b-a3b": QWEN_HF_WEIGHTS_TO_SHAPE,
+    "qwen3-30b-a3b-base": QWEN_HF_WEIGHTS_TO_SHAPE,
     "qwen3-235b-a22b": QWEN_HF_WEIGHTS_TO_SHAPE,
     "qwen3-480b-a35b": QWEN_HF_WEIGHTS_TO_SHAPE,
     "deepseek2-16b": DEEPSEEK_HF_WEIGHTS_TO_SHAPE,