chore: fix typos

[xiaoxianBoy]

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe): fix some typos

What is the current behavior?

Issue Number: N/A

What is the new behavior?

Other information

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 54.64%. Comparing base (1133f67) to head (24a5022).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4020      +/-   ##
==========================================
- Coverage   54.82%   54.64%   -0.17%     
==========================================
  Files         640      640              
  Lines       70982    70982              
==========================================
- Hits        38908    38782     -126     
- Misses      32074    32200     +126     

Flag	Coverage Δ
unittests	54.64% <ø> (-0.17%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
...ons/forkable-jellyfish-merkle/src/node_type/mod.rs	91.99% <ø> (+0.56%)	⬆️
commons/metrics/src/op_counters.rs	0.00% <ø> (ø)
vm/parallel-executor/src/scheduler.rs	98.19% <ø> (ø)

... and 10 files with indirect coverage changes

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[simonjiao]

Looks Great!