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You could try to off the availability of iPhone and iPad Apps on Apple Silicon Macs :
On App Store Connect, go to your app > Pricing and Availability , uncheck the checkbox under the section —— iPhone and iPad Apps on Apple Silicon Macs
Checking the checkbox means this app will be available on the Mac App Store, howerer, the error message say that your libraries are not compatible.
So you could uncheck it. For more details, you could refer to https://help.apple.com/app-store-connect/#/dev2de8e790b
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