Revert "PrivateAggregation: Update timeout logic for Shared Storage"

This reverts commit 9c42cb3c9a94d2f940fc2663b2bfdaa07d2df6dc.

Reason for revert: This CL shouldn't be merged without its sibling for privacy reasons, but its sibling was reverted in https://crrev.com/c/chromium/src/+/5985354

Original change's description:
> PrivateAggregation: Update timeout logic for Shared Storage
>
> This CL aligns Shared Storage with the Private Aggregation spec. It will
> now set a timeout when `filtering_id_max_bytes` is a non-default value.
>
> Bug: 375523829
> Change-Id: I24f2d489ade2c86a99e9d759c778b51ddfb42c1c
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5967193
> Reviewed-by: Alex Turner <alexmt@chromium.org>
> Commit-Queue: Dan McArdle <dmcardle@chromium.org>
> Reviewed-by: Yao Xiao <yaoxia@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1376990}

Bug: 375523829
Change-Id: I4f3b695b891cf4a2944c2df7d83fb908135170fa
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5985370
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Reviewed-by: Angela Yoeurng <yoangela@chromium.org>
Commit-Queue: Angela Yoeurng <yoangela@chromium.org>
Owners-Override: Angela Yoeurng <yoangela@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1377099}