[CI] Fix runtime context setup in flat logprob tests (#33179)

Co-authored-by: hnyls2002 <lsyincs@gmail.com>

python/sglang/srt/managers/scheduler.py

@@ -2016,7 +2016,7 @@ class Scheduler(
             draft_worker=self.draft_worker,
             model_worker=self.model_worker,
             logprob_result_processor=SchedulerLogprobResultProcessor(
-                server_args=self.server_args, model_config=self.model_config
+                model_config=self.model_config
             ),
             output_streamer=self.output_streamer,
             abort_request=self.abort_request,

python/sglang/srt/managers/scheduler_components/logprob_result_processor.py

@@ -14,17 +14,13 @@ from sglang.srt.layers.logits_processor import LogitsProcessorOutput
 from sglang.srt.managers.io_struct import build_flat_input_top_logprobs_arrays
 from sglang.srt.managers.schedule_batch import Req
 from sglang.srt.runtime_context import get_exec
-from sglang.srt.server_args import (
-    MIS_DELIMITER_TOKEN_ID,
-    ServerArgs,
-)
+from sglang.srt.server_args import MIS_DELIMITER_TOKEN_ID
 
 logger = logging.getLogger(__name__)
 
 
 @dataclass(kw_only=True, slots=True, frozen=True)
 class SchedulerLogprobResultProcessor:
-    server_args: ServerArgs
     model_config: ModelConfig
 
     def _process_input_token_logprobs(