feat(minor-its-hub): add support for global freeze

[cjcobb23]

• governance or admin can disable/enable execution of its messages

https://axelarnetwork.atlassian.net/browse/AXE-6233

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 93.48%. Comparing base (dc20405) to head (6bd143a). Report is 1 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #668 +/- ## ========================================== + Coverage 93.47% 93.48% +0.01% ========================================== Files 237 237 Lines 34535 34628 +93 ========================================== + Hits 32280 32373 +93 Misses 2255 2255 ```

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