[CI] Migrate e2e test runner to hk (#5344)

### What this PR does / why we need it?
This patch add new runner labels for the HK region, and e2e single-card
testing has been migrated to this runner.

- vLLM version: release/v0.13.0
- vLLM main:
bc0a5a0c08

---------

Signed-off-by: wangli <wangli858794774@gmail.com>

tests/e2e/conftest.py

@@ -882,7 +882,8 @@ def ilama_lora_files():
 
 @pytest.fixture(scope="session")
 def llama32_lora_files():
-    return snapshot_download(repo_id="vllm-ascend/llama32-3b-text2sql-spider")
+    from huggingface_hub import snapshot_download as hf_snapshot_download
+    return hf_snapshot_download(repo_id="jeeejeee/llama32-3b-text2sql-spider", local_files_only=True)
 
 
 def qwen_prompt(questions: list[str]) -> list[str]: