Context block height fix on TraceTx

[crypto-facs]

Closes: #XXX

Description

Fixes issue with context block height and removes unnecessary property on QueryTraceTxRequest . It is a API breaking change.

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For contributor use:

• Targeted PR against correct branch (see CONTRIBUTING.md)
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Code follows the module structure standards.
• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added relevant godoc comments.
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer

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For admin use:

• Added appropriate labels to PR (ex. WIP, R4R, docs, etc)
• Reviewers assigned
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)

[codecov]

Codecov Report

Merging #1051 (5985c96) into main (7509903) will increase coverage by 0.05%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1051      +/-   ##
==========================================
+ Coverage   60.87%   60.93%   +0.05%     
==========================================
  Files          80       80              
  Lines        6584     6594      +10     
==========================================
+ Hits         4008     4018      +10     
  Misses       2365     2365              
  Partials      211      211              

Impacted Files	Coverage Δ
x/evm/keeper/grpc_query.go	68.30% <100.00%> (+0.76%)	⬆️

[fedekunze]

ACK, minor comment