fix: revert bytes of each Uint32 in block hash to make consistent with onchain

[silathdiir]

Since we pack the block hash in little-endian.

Summary

• Fix to revert bytes of each Uint32 of block hash in Solidity verifier.
• Fix the query test to fetch block hash from public inputs, then convert bytes of each Uint32 (as above) to make consistent with onchain.