Add logs to debug applyblock latency

[yzang2019]

Describe your changes and provide context

Testing performed to validate your change

[codecov]

Codecov Report

Attention: Patch coverage is 92.85714% with 1 line in your changes missing coverage. Please review.

Project coverage is 58.00%. Comparing base (7533577) to head (1dca537).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
internal/mempool/mempool.go	88.88%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #285      +/-   ##
==========================================
- Coverage   58.15%   58.00%   -0.15%     
==========================================
  Files         249      249              
  Lines       34725    34732       +7     
==========================================
- Hits        20195    20148      -47     
- Misses      12929    12979      +50     
- Partials     1601     1605       +4     

Files with missing lines	Coverage Δ
internal/state/execution.go	61.75% <100.00%> (+0.06%)	⬆️
internal/mempool/mempool.go	72.66% <88.88%> (+0.09%)	⬆️

... and 18 files with indirect coverage changes

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