Revert qwen3.5 save weight (#20)

Author: Jintao-Huang

src/mcore_bridge/bridge/gpt_bridge.py

@@ -700,8 +700,6 @@ def _set_moe_state(
 
     def _get_hf_experts_attr(self, is_mtp: bool = False):
         # return hf_grouped, is_gate_up
-        if self.model_type == 'qwen3_5_moe' and not is_mtp:
-            return True, True
         if self.model_type in {'glm4v_moe', 'kimi_vl', 'qwen3_omni_moe'} or self.llm_model_type in {
                 'qwen2_moe', 'qwen3_moe', 'deepseek_v2', 'deepseek_v3', 'kimi_k2', 'dots1', 'ernie4_5_moe', 'glm4_moe',
                 'glm4_moe_lite', 'minimax_m2', 'olmoe', 'qwen3_next', 'qwen3_5_moe', 'glm_moe_dsa', 'deepseek_v32'