fix(rpc): add revert reason for eth_estimateGas

[mmsqe]

Description

To align response for reverted methods as Ethereum:

# revertWithMsg
{
    "jsonrpc": "2.0",
    "id": 0,
    "error": {
        "code": 3,
        "data": "0x08c379a00000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000001a46756e6374696f6e20686173206265656e207265766572746564000000000000",
        "message": "execution reverted: Function has been reverted"
    }
}
# revertWithoutMsg
{
    "jsonrpc": "2.0",
    "id": 0,
    "error": {
        "code": -32000,
        "message": "execution reverted"
    }
}

---

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

---

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 #1722 (c657fbb) into main (2e6e863) will decrease coverage by 0.08%.
The diff coverage is 10.52%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1722      +/-   ##
==========================================
- Coverage   67.94%   67.86%   -0.08%     
==========================================
  Files         112      112              
  Lines       10209    10223      +14     
==========================================
+ Hits         6936     6938       +2     
- Misses       2865     2875      +10     
- Partials      408      410       +2     

Impacted Files	Coverage Δ
x/evm/keeper/grpc_query.go	85.33% <0.00%> (-0.57%)	⬇️
rpc/backend/call_tx.go	59.55% <13.33%> (-1.51%)	⬇️

[github-actions]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed in 7 days-before-close if no further activity occurs.