More explicit model config

src/crewai_tools/tools/firecrawl_scrape_website_tool/firecrawl_scrape_website_tool.py

@@ -24,7 +24,11 @@ class FirecrawlScrapeWebsiteToolSchema(BaseModel):
 
 
 class FirecrawlScrapeWebsiteTool(BaseTool):
-    model_config = ConfigDict(arbitrary_types_allowed=True)
+    model_config = ConfigDict(
+        arbitrary_types_allowed=True,
+        validate_assignment=True,
+        frozen=False
+    )
     name: str = "Firecrawl web scrape tool"
     description: str = "Scrape webpages url using Firecrawl and return the contents"
     args_schema: Type[BaseModel] = FirecrawlScrapeWebsiteToolSchema
@@ -63,6 +67,7 @@ class FirecrawlScrapeWebsiteTool(BaseTool):
         }
         return self.firecrawl.scrape_url(url, options)
 
+
 try:
     from firecrawl import FirecrawlApp
     # Must rebuild model after class is defined
@@ -71,4 +76,4 @@ except ImportError:
     """
     When this tool is not used, then exception can be ignored.
     """
-    pass
+    pass