Added is_initialized to singlish translator tool

tools/singlish_translator.py

@@ -8,7 +8,9 @@ class SinglishTranslatorTool(Tool):
     output_type = "string"
     
     def __init__(self):
+        super().__init__()  # Ensure Tool is properly initialized
         self.client = InferenceClient("h2oai/danube2-singlish-finetuned")
-    
+        self.is_initialized = True  # Required by smolagents.Tool
+
     def forward(self, text: str) -> str:
-        return self.client.text_generation(prompt=text)  # Correct method call
+        return self.client.text_generation(prompt=text)  # Correct API call