Revert "mend"

This reverts commit e14fef5872e4e59bf1aee167851cfc6b694da9d5.
Revert "print PA_VERSION in build config"

This reverts commit 0f369444cd0b565d2df1f3b886c5550decfbfd51.
Revert "build: support for SCREWD product builds (EXPERIMENT)"

This reverts commit 80fb3798c6c87f418a5b8f530877cb5f0f14d01e.