Revert "[skottie] More snug kTop Shaper alignment"

This reverts commit 7ef3e145160fbe99223249b3cff74fb64df6e7e7.

Reason for revert: TSAN failures (HB?)

Original change's description:
> [skottie] More snug kTop Shaper alignment
> 
> The current implementation relies on SkShaper ascent values for top
> text box alignment, but the results are not as visually accurate as AE
> (or Lottie).
> 
> Use the computed tight bounds instead.
> 
> Change-Id: I4447a834fe3cae398fc887766daa68802e7f50a5
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/206684
> Reviewed-by: Ben Wagner <bungeman@google.com>
> Commit-Queue: Florin Malita <fmalita@chromium.org>

TBR=bungeman@google.com,fmalita@chromium.org

Change-Id: Icdcca2f6a7b33c8366c1118be2e842ff3978c8bd
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/206911
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
4 files changed