[Refactor]: Add LLMRegistry for llm services (#9589)

Co-authored-by: openhands <openhands@all-hands.dev>
Co-authored-by: Graham Neubig <neubig@gmail.com>
Co-authored-by: Engel Nyst <enyst@users.noreply.github.com>

openhands/runtime/impl/remote/remote_runtime.py

@@ -19,6 +19,7 @@ from openhands.core.exceptions import (
 from openhands.core.logger import openhands_logger as logger
 from openhands.events import EventStream
 from openhands.integrations.provider import PROVIDER_TOKEN_TYPE
+from openhands.llm.llm_registry import LLMRegistry
 from openhands.runtime.builder.remote import RemoteRuntimeBuilder
 from openhands.runtime.impl.action_execution.action_execution_client import (
     ActionExecutionClient,
@@ -51,6 +52,7 @@ class RemoteRuntime(ActionExecutionClient):
         self,
         config: OpenHandsConfig,
         event_stream: EventStream,
+        llm_registry: LLMRegistry,
         sid: str = 'default',
         plugins: list[PluginRequirement] | None = None,
         env_vars: dict[str, str] | None = None,
@@ -64,6 +66,7 @@ class RemoteRuntime(ActionExecutionClient):
         super().__init__(
             config,
             event_stream,
+            llm_registry,
             sid,
             plugins,
             env_vars,