chore: fix typo (matter-labs#575)

## What ❔

- fix typo

## Why ❔

- fix typo

## Checklist

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- [x] PR title corresponds to the body of PR (we generate changelog
entries from PRs).
- [x] Tests for the changes have been added / updated.
- [x] Documentation comments have been added / updated.
- [x] Code has been formatted via `zk fmt` and `zk lint`.
- [x] Spellcheck has been run via `cargo spellcheck
--cfg=./spellcheck/era.cfg --code 1`.

---------

Co-authored-by: Igor Aleksanov <[email protected]>

core/lib/multivm/src/versions/vm_virtual_blocks/tracers/utils.rs

@@ -91,7 +91,7 @@ pub(crate) fn get_debug_log<H: HistoryMode>(
     let msg = String::from_utf8(msg).expect("Invalid debug message");
     let data = U256::from_big_endian(&data);
 
-    // For long data, it is better to use hex-encoding for greater readibility
+    // For long data, it is better to use hex-encoding for greater readability
     let data_str = if data > U256::from(u64::max_value()) {
         let mut bytes = [0u8; 32];
         data.to_big_endian(&mut bytes);