Compile gas adjustments

[grarco]

Describe your changes

Simplifies and anticipates gas charging when loading the wasm code.

Indicate on which release or other PRs this topic is based on

#2838 (diff: https://github.com/anoma/namada/pull/2982/files/eb302a8857405b0d13c7ca8c163234cac90168ca..88a6457277ac0170a5bbc35592fbd3d1656affde)

Checklist before merging to draft

• I have added a changelog
• Git history is in acceptable state

[codecov]

Codecov Report

Attention: Patch coverage is 53.54839% with 216 lines in your changes are missing coverage. Please review.

Project coverage is 53.94%. Comparing base (cc3edde) to head (cc9324f).
Report is 117 commits behind head on main.

❗ Current head cc9324f differs from pull request most recent head 88a6457. Consider uploading reports for the commit 88a6457 to get more accurate results

Files	Patch %	Lines
crates/namada/src/vm/wasm/run.rs	62.02%	90 Missing ⚠️
crates/apps/src/lib/bench_utils.rs	0.00%	76 Missing ⚠️
crates/sdk/src/masp.rs	0.00%	27 Missing ⚠️
crates/namada/src/ledger/native_vp/ibc/context.rs	63.63%	8 Missing ⚠️
crates/macros/src/lib.rs	0.00%	6 Missing ⚠️
crates/apps/src/lib/node/ledger/mod.rs	0.00%	5 Missing ⚠️
crates/namada/src/ledger/native_vp/masp.rs	0.00%	3 Missing ⚠️
crates/namada/src/vm/host_env.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2982      +/-   ##
==========================================
+ Coverage   53.88%   53.94%   +0.05%     
==========================================
  Files         308      308              
  Lines      100154   100461     +307     
==========================================
+ Hits        53967    54190     +223     
- Misses      46187    46271      +84     

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