1.11.2

1. fix some bug in mnnsr. fix some command error.
2. update mnnsr: display model info & ram usage (it is provide by mnn)
3. update mnnsr backend
4. update mnnsr: support different color space
5. fix model name for realcugan with custom param
6. add de-nearest2/de-nearest3 in resize-ncnn.
7. add 2 mnn model in assests.
8. show image resolution after loading image.
9. support avif image as input
10. update mnnsr: add decensor_mode (with -d 0 param). it could reduce mosaic with a normal super resolution model. if you have a onnx model train on nsfw datasets, it should be better.