Fix sender discrepancy on RPC reads

[stevenlanders]

Describe your changes and provide context

• for reads: resolves signature using eip155 signer if chain ID is 0 (to handle older txs)
• handles signature resolution for receipts vs. txs on reads
• does not touch actual signature recovery for processing

Testing performed to validate your change

• unit tests

[codecov]

Codecov Report

❌ Patch coverage is 84.69388% with 15 lines in your changes missing coverage. Please review.
✅ Project coverage is 27.16%. Comparing base (1c75665) to head (314f73c).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
evmrpc/tx.go	54.16%	8 Missing and 3 partials ⚠️
evmrpc/rpcutils/sig.go	92.59%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##           main    #2422       +/-   ##
=========================================
+ Coverage      0   27.16%   +27.16%     
=========================================
  Files         0     1465     +1465     
  Lines         0   144398   +144398     
=========================================
+ Hits          0    39227    +39227     
- Misses        0   101818   +101818     
- Partials      0     3353     +3353     

Files with missing lines	Coverage Δ
evmrpc/block.go	71.78% <100.00%> (ø)
evmrpc/filter.go	71.28% <100.00%> (ø)
evmrpc/simulate.go	71.86% <100.00%> (ø)
evmrpc/txpool.go	73.80% <100.00%> (ø)
evmrpc/utils.go	77.82% <100.00%> (ø)
evmrpc/rpcutils/sig.go	92.59% <92.59%> (ø)
evmrpc/tx.go	80.24% <54.16%> (ø)

... and 1458 files with indirect coverage changes

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