Revert "Re-enable SDPA's FA2 path (#30070)" (#30314)
* Revert "Re-enable SDPA's FA2 path (#30070)"
This reverts commit 05bdef16b611df0946a6a602503f1ace604b6c80.
* Revert "Fix quality Olmo + SDPA (#30302)"
This reverts commit ec92f983af5295fc92414a37b988d8384785988a.