@André Marino, Thanks for posting in Q&A. After check Wi-Fi configuration for Android in Intune. I find the feature "set Wi-Fi priority or connect ignore if the network is no internet" you request is not existing yet.
https://zcusa.951200.xyz/en-us/mem/intune/configuration/wi-fi-settings-android-enterprise
You can feedback in the following link to see if we can get this in the future.
https://feedbackportal.microsoft.com/feedback/forum/ef1d6d38-fd1b-ec11-b6e7-0022481f8472
Thanks for your understanding.
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