Adding flag that allows pool info in the db to be sparse for performance

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 76.47059% with 4 lines in your changes missing coverage. Please review.

Project coverage is 81.58%. Comparing base (ad28460) to head (30a195b). Report is 80 commits behind head on main.

Files with missing lines	Patch %	Lines
src/agent0/chainsync/exec/acquire_data.py	60.00%	4 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1619 +/- ## ========================================== + Coverage 81.40% 81.58% +0.18% ========================================== Files 98 98 Lines 7275 7282 +7 ========================================== + Hits 5922 5941 +19 + Misses 1353 1341 -12 ``` | [Flag](https://app.codecov.io/gh/delvtech/agent0/pull/1619/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=delvtech) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/delvtech/agent0/pull/1619/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=delvtech) | `81.58% <76.47%> (+0.18%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=delvtech#carryforward-flags-in-the-pull-request-comment) to find out more.

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.