delete unimported generator from pipe

src/kandinsky.py

@@ -45,8 +45,8 @@ def generate_image(prompt, width, height, guidance_scale=3, num_inference_steps=
         guidance_scale = guidance_scale, 
         num_inference_steps = num_inference_steps, 
         width = width, 
-        height = height,
-        generator = generator
+        height = height
+        # generator = generator
     ).images[0] 
 
     return image