Problem: no max gas cap for grpc eth_call

[thomas-nguy]

Closes: #XXX

Description

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 46.10%. Comparing base (56b3129) to head (92e005b).
Report is 1 commits behind head on release/v1.4.x-2.

Additional details and impacted files

@@                 Coverage Diff                  @@
##           release/v1.4.x-2     #586      +/-   ##
====================================================
- Coverage             46.11%   46.10%   -0.01%     
====================================================
  Files                   181      181              
  Lines                 18229    18227       -2     
====================================================
- Hits                   8406     8404       -2     
  Misses                 9097     9097              
  Partials                726      726              

Files with missing lines	Coverage Δ
x/evm/types/tx_args.go	100.00% <100.00%> (ø)

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[calvinaco]

Are we sure this is non-breaking if we change it at ToMessage() level?

[XinyuCRO]

LGTM, seems only used in query related simulation operations, will also affect eth_estimateGas debug_traceCall