WeChat QRCode Detector: using deprecated parameters

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System information (version)

• OpenCV => 4.5.5
• Operating System / Platform =>Windows 10, 64 bit
• Compiler => Visual Studio 2019

Detailed description

detect.protocol and detect.caffemodel files are using deprecated parameters

The following messages are emitted by the library:

Attempting to upgrade batch norm layers using deprecated params: detect.prototxt Successfully upgraded batch norm layers using deprecated params. Attempting to upgrade batch norm layers using deprecated params: detect.caffemodel Successfully upgraded batch norm layers using deprecated params.

Steps to reproduce

build and run qrcode_example.cpp as provided in the 'samples' folder

Issue submission checklist

• [x] I report the issue, it's not a question
• [x] I checked the problem with documentation, FAQ, open issues, forum.opencv.org, Stack Overflow, etc and have not found any solution
• [x] I updated to the latest OpenCV version and the issue is still there
• [x] There is reproducer code and related data files: videos, images, onnx, etc