[v0.18.0][Bugfix] fix ds3.2 dcp mtp (#7681)

### What this PR does / why we need it?
Fixed the issue where the DCP overlaps the MTP scenario in the ds3.2
scenario.

### Does this PR introduce _any_ user-facing change?
No

### How was this patch tested?

cherry-pick from: https://github.com/vllm-project/vllm-ascend/pull/7617

Signed-off-by: weiguihua2 <weiguihua2@huawei.com>

tests/ut/attention/test_sfa_v1.py

@@ -58,6 +58,7 @@ class TestAscendSFAMetadata(TestBase):
             num_actual_tokens=num_actual_tokens,
             slot_mapping=slot_mapping,
             seq_lens=seq_lens,
+            seq_lens_cpu=seq_lens,
             cum_query_lens=cum_query_lens,
             block_table=block_table,
             sin=sin,