update decorators

pdf_processor.py

@@ -92,14 +92,14 @@ def authenticate_watsonx(api_key):
         print("Response:", response.text)
         return None
 
-
+@spaces.GPU
 class PDFProcessor:
     def __init__(self):
         self.language = "English"
     
     def set_language(self, language):
         self.language = language
-
+    @spaces.GPU
     def set_llm(self, ai_model, type_model, api_key, project_id_watsonx):
         if ai_model == "Open AI / GPT-4o-mini":
             current_llm = ChatOpenAI(