perf(l1): disable compression and optimized fkv indexing for point lookup

[iovoid]

Motivation

We see decompression taking a significant part of database reads.

Description

Here we disable compression for the table where FKVs are stored, and use a hash-based index optimized for point operations.

[github-actions]

Lines of code report

Total lines added: 9
Total lines removed: 0
Total lines changed: 9

Detailed view

+-------------------------------------------+-------+------+
| File                                      | Lines | Diff |
+-------------------------------------------+-------+------+
| ethrex/crates/storage/store_db/rocksdb.rs | 1605  | +9   |
+-------------------------------------------+-------+------+

[github-actions]

Benchmark Block Execution Results Comparison Against Main

Command	Mean [s]	Min [s]	Max [s]	Relative
base	61.826 ± 0.186	61.614	62.161	1.00
head	62.170 ± 0.313	61.871	62.847	1.01 ± 0.01