## Description 

Validation for get_level2_book_status_bid(ask)_side for price_low,
price_high inputs.

## Test Plan 

How did you test the new or updated feature?

Testnet deepbook pool testing

---
If your changes are not user-facing and do not break anything, you can
skip the following section. Otherwise, please briefly describe what has
changed under the Release Notes section.

### Type of Change (Check all that apply)

- [ ] protocol change
- [x] user-visible impact
- [ ] breaking change for a client SDKs
- [ ] breaking change for FNs (FN binary must upgrade)
- [ ] breaking change for validators or node operators (must upgrade
binaries)
- [ ] breaking change for on-chain data layout
- [ ] necessitate either a data wipe or data migration

### Release notes
Bug fix for rounding error in Deepbook accessor function (read only),
which returns level 2 book data within price range