Investigate testData at specific block issue

[johngrantuk]

Current script does not generate correct pool data.

As an example check state for: testData/testData/1-23511249-GyroECLP-Barter.json. Compared to external Barter template and Tenderly the state is different.

https://www.tdly.co/shared/simulation/b821f4e1-903d-4d5f-ab46-3c645869d56a