fix: update meta plugin function calls and imports

Co-authored-by: aider (openai/andrew/openrouter/deepseek/deepseek-chat-v3.1) <aider@aider.chat>

src/services/meta_service.rs

@@ -1,5 +1,5 @@
 use crate::config::Settings;
-use crate::meta_plugin::{get_meta_plugin_with_config, MetaPlugin, MetaPluginType};
+use crate::meta_plugin::{MetaPlugin, MetaPluginType};
 use crate::modes::common::settings_meta_plugin_types;
 use clap::Command;
 use log::debug;