Revert "Expose RELEASE_AVF_SUPPORT_CUSTOM_VM_WITH_PARAVIRTUALIZED_DEVICES"

This reverts commit 7cefe70a.

Reason for revert: <
Satish Yalla, 8 min
Hi @Juyu Chen
could you please create a revert for this CL https://android-review.git.corp.google.com/c/platform/build/+/3033593
suspecting culprit for b/333859398
Thanks!
>

Change-Id: I35e3313a5e9bc751430ab0fc39c3c07b0a50cb7b