Revert "Turn on HINT_FROM_SOONG by default"

This reverts commit f5c872f3.

Revert reason: The original commit seems to have a performance regression for a number of benchmarked performance CUJs.

Bug: 283143307

Test: Benchmarking results. See attached bug.
Change-Id: Ib9463c8d30a5ba61640993424696a84e2e03040a