[BugFix][AMD][Deepseek] fix a dtype mismatch error for deepseek running on AMD (#23864)

Signed-off-by: Jinghui Zhang <jinghuizhang0804@gmail.com>

vllm/model_executor/layers/fused_moe/rocm_aiter_fused_moe.py

@@ -279,7 +279,7 @@ def rocm_aiter_grouped_topk(
     if e_score_correction_bias is not None:
         torch.ops.vllm.rocm_aiter_biased_grouped_topk(
             gating_output,
-            e_score_correction_bias,
+            e_score_correction_bias.to(gating_output.dtype),
             topk_weights,
             topk_ids,
             num_expert_group,