Use e.into() instead of Self::from

[tcoratger]

Use e.into() instead of Self::from for consistency with the rest and less verbose implementation.

[codecov]

Codecov Report

Attention: Patch coverage is 16.66667% with 10 lines in your changes are missing coverage. Please review.

Project coverage is 70.30%. Comparing base (1000fcd) to head (67f23be).
Report is 11 commits behind head on main.

Files	Patch %	Lines
...na/executor/src/implementation/blockifier/error.rs	16.66%	10 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1892      +/-   ##
==========================================
+ Coverage   70.26%   70.30%   +0.03%     
==========================================
  Files         313      315       +2     
  Lines       35717    35822     +105     
==========================================
+ Hits        25098    25183      +85     
- Misses      10619    10639      +20     

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[kariy]

the use of ::from is intentional here as i prefer its verbosity, and if its about consistency then changing the .into()s to ::from makes more sense here.

as its not really part of the code where consistency gives any clear benefit (if any at all), i will keep them as is. thank you.