Add --task-label option for cli (zilliztech#517)

* Add --task-label option for cli

* Fix lint issues

Author: LoveYou3000

vectordb_bench/cli/cli.py

@@ -405,6 +405,7 @@ class CommonTypedDict(TypedDict):
             show_default=True,
         ),
     ]
+    task_label: Annotated[str, click.option("--task-label", help="Task label")]
 
 
 class HNSWBaseTypedDict(TypedDict):
@@ -499,10 +500,11 @@ def run(
             parameters["search_concurrent"],
         ),
     )
+    task_label = parameters["task_label"]
 
     log.info(f"Task:\n{pformat(task)}\n")
     if not parameters["dry_run"]:
-        benchmark_runner.run([task])
+        benchmark_runner.run([task], task_label)
         time.sleep(5)
         if global_result_future:
             wait([global_result_future])