Problem: more tx throughput is not enabled

[yihuang]

Solution:

• due to improved performance, we can enlarge block gas limit to enable more tx throughput.

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[codecov]

Codecov Report

Merging #1186 (2c58e5b) into main (2dd9c8b) will decrease coverage by 0.03%.
The diff coverage is 14.28%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1186      +/-   ##
==========================================
- Coverage   36.85%   36.83%   -0.03%     
==========================================
  Files         115      115              
  Lines       10161    10167       +6     
==========================================
  Hits         3745     3745              
- Misses       6043     6049       +6     
  Partials      373      373              

Files	Coverage Δ
app/upgrades.go	46.66% <14.28%> (-3.34%)	⬇️