fix(taskworker) Increase the max activation message size (#91743)

Profiles can be really big and are currently task parameters.

Author: markstory

src/sentry/taskworker/client.py

@@ -23,6 +23,9 @@
 
 logger = logging.getLogger("sentry.taskworker.client")
 
+MAX_ACTIVATION_SIZE = 1024 * 1024 * 10
+"""Max payload size we will process."""
+
 
 class ClientCallDetails(grpc.ClientCallDetails):
     """
@@ -101,9 +104,11 @@ def __init__(
         )
 
         grpc_config = options.get("taskworker.grpc_service_config")
-        self._grpc_options = []
+        self._grpc_options: list[tuple[str, Any]] = [
+            ("grpc.max_receive_message_length", MAX_ACTIVATION_SIZE)
+        ]
         if grpc_config:
-            self._grpc_options = [("grpc.service_config", grpc_config)]
+            self._grpc_options.append(("grpc.service_config", grpc_config))
 
         self._cur_host = random.choice(self._hosts)
         self._host_to_stubs: dict[str, ConsumerServiceStub] = {