chore: remove deprecated websearch command from event filter

Author: Soulter

astrbot/builtin_stars/web_searcher/main.py

@@ -8,7 +8,7 @@
 from readability import Document
 
 from astrbot.api import AstrBotConfig, llm_tool, logger, sp, star
-from astrbot.api.event import AstrMessageEvent, MessageEventResult, filter
+from astrbot.api.event import AstrMessageEvent, filter
 from astrbot.api.provider import ProviderRequest
 from astrbot.core.provider.func_tool_manager import FunctionToolManager
 
@@ -196,15 +196,6 @@ async def _extract_tavily(self, cfg: AstrBotConfig, payload: dict) -> list[dict]
                     )
                 return results
 
-    @filter.command("websearch")
-    async def websearch(self, event: AstrMessageEvent, oper: str | None = None) -> None:
-        """网页搜索指令（已废弃）"""
-        event.set_result(
-            MessageEventResult().message(
-                "此指令已经被废弃，请在 WebUI 中开启或关闭网页搜索功能。",
-            ),
-        )
-
     @llm_tool(name="web_search")
     async def search_from_search_engine(
         self,