Fix bug: the starknet_addDeployAccountTransaction rpc method is failing

[Aragar199]

Refactor add_deploy_account_transaction and fixed hurl file

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no API changes)
• Build-related changes
• Documentation content changes
• Testing
• Other (please describe):

Issue Number: #522

Does this introduce a breaking change?

• Yes
• No

[codecov]

Codecov Report

Patch coverage: 41.37% and project coverage change: -0.15% ⚠️

Comparison is base (eb60c24) 50.75% compared to head (14af8e0) 50.60%.
Report is 10 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #535      +/-   ##
==========================================
- Coverage   50.75%   50.60%   -0.15%     
==========================================
  Files          14       14              
  Lines        2530     2411     -119     
==========================================
- Hits         1284     1220      -64     
+ Misses       1246     1191      -55     

Files Changed	Coverage Δ
crates/beerus-core/src/ethers_helper.rs	78.94% <ø> (-14.67%)	⬇️
crates/beerus-core/src/lightclient/starknet/mod.rs	47.19% <0.00%> (-1.65%)	⬇️
crates/beerus-rpc/src/api.rs	0.00% <ø> (ø)
crates/beerus-rpc/src/lib.rs	15.86% <0.00%> (+0.65%)	⬆️
crates/beerus-rpc/src/main.rs	0.00% <0.00%> (ø)
crates/beerus-core/src/lightclient/beerus.rs	64.90% <85.71%> (+0.47%)	⬆️

... and 1 file with indirect coverage changes

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[drspacemn]

lgtm