[builtins] Clear builtins PGO profiles until the next branch cut

Bug: v8:10470
Change-Id: I5208f4ae69fec1e76acacd8463d2238f34a0a770
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3820484
Commit-Queue: Igor Sheludko <ishell@chromium.org>
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Cr-Commit-Position: refs/heads/main@{#82329}