Refactor image_tab function to update logging of pipeline mode and include request details

tabs/images/handlers.py

@@ -251,7 +251,7 @@ def gen_img(request: BaseReq | BaseImg2ImgReq | BaseInpaintReq, progress=gr.Prog
 
         # Generate
         progress(0.9, "Generating Images")
-        gr.Info(f"Pipeline args: {args}", duration=60)
+        gr.Info(f"Request {type(request)}: {str(request.__dict__)}", duration=60)
         images = pipeline(**args).images
 
         # Refiner