As a follow-up of https://crrev.com/c/1372857 that repordered
the parameters of JSEntry, this CL updates JSEntry for PPC for new
ordering.

Bug: v8:8124

Change-Id: I9daa23dc66209e435a729c2e8464c54d098dcf1f
Reviewed-on: https://chromium-review.googlesource.com/c/1406530
Commit-Queue: Taiju Tsuiki <tzik@chromium.org>
Reviewed-by: Junliang Yan <jyan@ca.ibm.com>
Cr-Commit-Position: refs/heads/master@{#58771}