Added an override for the content field from the inheritted BaseFileK…

…nowledgeSource to account for the change in the load_content method to support excel files with multiple tabs/sheets. This change should ensure it passes the type check test, as it failed before since content was assigned a different type in BaseFileKnowledgeSource

src/crewai/knowledge/source/excel_knowledge_source.py

@@ -1,12 +1,16 @@
 from pathlib import Path
 from typing import Dict, List
+from pydantic import Field
 
 from crewai.knowledge.source.base_file_knowledge_source import BaseFileKnowledgeSource
 
 
 class ExcelKnowledgeSource(BaseFileKnowledgeSource):
     """A knowledge source that stores and queries Excel file content using embeddings."""
 
+    # override content to be a dict of file paths to sheet names to csv content
+    content: Dict[Path, Dict[str, str]] = Field(default_factory=dict)
+
     def load_content(self) -> Dict[Path, Dict[str, str]]:
         """Load and preprocess Excel file content from multiple sheets.