make metric params keyword only

Author: alvinkam2001

src/agentex/lib/core/temporal/workers/worker.py

@@ -98,6 +98,7 @@ async def get_temporal_client(
     plugins: list = [],
     payload_codec: PayloadCodec | None = None,
     data_converter: DataConverter | None = None,
+    *,
     metrics_headers: dict[str, str] | None = None,
     metrics_use_http: bool = False,
     metrics_temporality_delta: bool = False,
@@ -173,6 +174,7 @@ def __init__(
         metrics_url: str | None = None,
         payload_codec: PayloadCodec | None = None,
         data_converter: DataConverter | None = None,
+        *,
         metrics_headers: dict[str, str] | None = None,
         metrics_use_http: bool = False,
         metrics_temporality_delta: bool = False,