Improve dry run rebase

[grarco]

Describe your changes

Reiterates on #3758 which was not merged successfully.

Checklist before merging

• If this PR has some consensus breaking changes, I added the corresponding breaking:: labels
  • This will require 2 reviewers to approve the changes

[codecov]

Codecov Report

Attention: Patch coverage is 92.85714% with 2 lines in your changes missing coverage. Please review.

Project coverage is 72.69%. Comparing base (59fdda8) to head (1646626).
Report is 7 commits behind head on main.

Files with missing lines	Patch %	Lines
crates/governance/src/vp/mod.rs	0.00%	1 Missing ⚠️
crates/node/src/dry_run_tx.rs	95.65%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3781      +/-   ##
==========================================
- Coverage   72.69%   72.69%   -0.01%     
==========================================
  Files         338      338              
  Lines      104324   104299      -25     
==========================================
- Hits        75839    75817      -22     
+ Misses      28485    28482       -3     

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