chore(l1): drop unwraps from p2p crate

[cdiielsi]

Motivation

Dissallow unwraps on l1.

Description

This pr drops unwraps on crate p2p in networking. Test's unwraps remain. Resolves partially #2879

[github-actions]

Lines of code report

Total lines added: 61
Total lines removed: 4
Total lines changed: 65

Detailed view

+------------------------------------------------------+-------+------+
| File                                                 | Lines | Diff |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/kademlia.rs             | 609   | -4   |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/rlpx/error.rs           | 89    | +9   |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/rlpx/frame.rs           | 207   | +5   |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/rlpx/handshake.rs       | 447   | +15  |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/rlpx/utils.rs           | 100   | +13  |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/sync.rs                 | 575   | +8   |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/sync/state_sync.rs      | 242   | +3   |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/sync/storage_fetcher.rs | 204   | +6   |
+------------------------------------------------------+-------+------+
| ethrex/crates/networking/p2p/sync/trie_rebuild.rs    | 259   | +2   |
+------------------------------------------------------+-------+------+

[ilitteri]

I highlighted all the potential refactoring opportunities in comments. In future PRs I suggest you to review your own code once you made it work, and figure out if there isn't a refactoring opportunity.

[SDartayet]

Great work! I just have some doubts about the errors used in some cases