This reverts commit 83f60359.

Reason for revert: RB-Dev crash - crbug.com/1338687

Original change's description:
> [snapshot] Turn alignment DCHECKS into CHECKS
>
> This is a temporary change to get more detailed crash reports for
> further investigations.
>
> Bug: chromium:1330861
> Change-Id: Ifdd8d61692577dffd54d07fadb65575a5c30dcd3
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3707592
> Reviewed-by: Leszek Swirski <leszeks@chromium.org>
> Commit-Queue: Camillo Bruni <cbruni@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#81262}

Bug: chromium:1330861, chromium:1338687
Change-Id: I845aee5cfe02dee399851484d1a72f73dc56f1f4
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3718943
Auto-Submit: Sunny Sachanandani <sunnyps@chromium.org>
Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#81327}