[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/singlecard/test_llama32_lora.py

@@ -3,8 +3,8 @@
 
 import vllm
 import vllm.config
-from modelscope import snapshot_download  # type: ignore
 from vllm.lora.request import LoRARequest
+from unittest.mock import patch
 
 from tests.e2e.conftest import VllmRunner
 from vllm_ascend.utils import enable_custom_op
@@ -29,8 +29,8 @@ EXPECTED_LORA_OUTPUT = [
     "SELECT poll_source FROM candidate GROUP BY poll_source ORDER BY count(*) DESC LIMIT 1",  # noqa: E501
     "SELECT poll_source FROM candidate GROUP BY poll_source ORDER BY count(*) DESC LIMIT 1",  # noqa: E501
 ]
-
-MODEL_PATH = "vllm-ascend/Llama-3.2-3B-Instruct"
+# For hk region, we need to use the model from hf to avoid the network issue
+MODEL_PATH = "meta-llama/Llama-3.2-3B-Instruct"
 
 
 def do_sample(
@@ -105,9 +105,10 @@ def generate_and_test(llm,
     print("removing lora")
 
 
+@patch.dict("os.environ", {"VLLM_USE_MODELSCOPE": "False"})
 def test_llama_lora(llama32_lora_files):
     vllm_model = VllmRunner(
-        snapshot_download(MODEL_PATH),
+        MODEL_PATH,
         enable_lora=True,
         # also test odd max_num_seqs
         max_num_seqs=7,