fixed syntax error

utils.py

@@ -143,5 +143,5 @@ def generate_random_img(model):
   return generated_image
 
 if __name__ == "__main__":
-    model = load_model('generator','generator_model_epoch_94.pth)
+    model = load_model('generator','generator_model_epoch_94.pth')
     generate_random_img(model)