feat(minor-interchain-token-service): lock and unlock gateway tokens

[cjcobb23]

https://axelarnetwork.atlassian.net/browse/AXE-5290

[codecov]

Codecov Report

Attention: Patch coverage is 97.88079% with 16 lines in your changes missing coverage. Please review.

Project coverage is 93.61%. Comparing base (0d997fc) to head (a8f67e8).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...ntracts/interchain-token-service/src/primitives.rs	46.66%	8 Missing ⚠️
contracts/interchain-token-service/src/contract.rs	97.18%	4 Missing ⚠️
...s/interchain-token-service/src/contract/execute.rs	99.29%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #650      +/-   ##
==========================================
+ Coverage   93.52%   93.61%   +0.09%     
==========================================
  Files         243      243              
  Lines       34491    35226     +735     
==========================================
+ Hits        32256    32976     +720     
- Misses       2235     2250      +15     

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