feat(minor-interchain-token-service): freeze/unfreeze

[cjcobb23]

• Add support for freezing and unfreezing specific chains

https://axelarnetwork.atlassian.net/browse/AXE-6265

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 96.81818% with 7 lines in your changes missing coverage. Please review.

Project coverage is 93.49%. Comparing base (a6952bb) to head (15eef5f). Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
contracts/interchain-token-service/src/state.rs	89.28%	6 Missing :warning:
...cts/interchain-token-service/src/contract/query.rs	88.88%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #670 +/- ## ========================================== + Coverage 93.48% 93.49% +0.01% ========================================== Files 237 237 Lines 34628 34813 +185 ========================================== + Hits 32373 32550 +177 - Misses 2255 2263 +8 ```

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