Update tools/excel_tool.py

tools/excel_tool.py

@@ -9,7 +9,7 @@ class ExcelTool(BaseTool):
     Если задан только file_url, возвращает сумму всех числовых значений.
     """
     name: str = "excel_tool"
-    description: str = (“Load and analyze Excel (.xls/.xlsx) files. Use for computing totals, filtering rows, summarizing sales data, or any spreadsheet-based calculation.”)
+    description: str = ("Load and analyze Excel (.xls/.xlsx) files. Use for computing totals, filtering rows, summarizing sales data, or any spreadsheet-based calculation.")
 
     def _run(self, input: str) -> str:
         parts = [p.strip() for p in input.split(',') if p.strip()]