feat: Adapt cosmos spec updater spec to support Evmos

[nimrod-teich]

Description

Closes: #XXXX

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Author Checklist

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please add links to any relevant follow up issues.

I have...

• read the contribution guide
• included the correct type prefix in the PR title, you can find examples of the prefixes below:
• confirmed ! in the type prefix if API or client breaking change
• targeted the main branch
• provided a link to the relevant issue or specification
• reviewed "Files changed" and left comments if necessary
• included the necessary unit and integration tests
• updated the relevant documentation or specification, including comments for documenting Go code
• confirmed all CI checks have passed

Reviewers Checklist

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your handle next to the items reviewed if you only reviewed selected items.

I have...

• confirmed the correct type prefix in the PR title
• confirmed all author checklist items have been addressed
• reviewed state machine logic, API design and naming, documentation is accurate, tests and test coverage

[github-actions]

Test Results

2 219 tests  +125   2 219 ✅ +126   25m 47s ⏱️ +53s
  145 suites +  2       0 💤 ±  0 
    7 files   +  1       0 ❌  -   1 

Results for commit fdb8b34. ± Comparison against base commit 62e988f.