fix: removed unused methods on messages, removed commented lines on unittests

[TRSSMG]

fix: removed unused methods on messages, removed commented lines on unittests

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.41%. Comparing base (0c6b468) to head (a3f6d1d).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #14      +/-   ##
==========================================
+ Coverage   77.86%   82.41%   +4.54%     
==========================================
  Files          32       32              
  Lines        1649     1558      -91     
==========================================
  Hits         1284     1284              
+ Misses        365      274      -91     

Flag	Coverage Δ
rust	82.41% <ø> (+4.54%)	⬆️

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Files with missing lines	Coverage Δ
contracts/asset_manager/src/contract.rs	90.46% <ø> (ø)
libs/soroban-rlp/src/balanced/address_utils.rs	84.61% <ø> (+42.84%)	⬆️
...n-rlp/src/balanced/messages/configure_protocols.rs	94.11% <ø> (+14.11%)	⬆️
...oroban-rlp/src/balanced/messages/cross_transfer.rs	95.23% <ø> (+11.90%)	⬆️
...rlp/src/balanced/messages/cross_transfer_revert.rs	93.54% <ø> (+15.17%)	⬆️
libs/soroban-rlp/src/balanced/messages/deposit.rs	55.31% <ø> (+13.38%)	⬆️
...oroban-rlp/src/balanced/messages/deposit_revert.rs	94.11% <ø> (+19.69%)	⬆️
...s/soroban-rlp/src/balanced/messages/withdraw_to.rs	94.11% <ø> (+19.69%)	⬆️