[GH] Add validation for input of pcluster-version and awsbatch-cli

[himani2411]

Description of changes

• Add validation for input of pcluster-version and awsbatch-cli

Tests

• Ran on personal branch for Failure test https://github.com/himani2411/aws-parallelcluster/actions/runs/20578563280/job/59100992363
• Ran for success test on personal branch https://github.com/himani2411/aws-parallelcluster/actions/runs/20578581236/job/59101047312 and it created a pull request Bump version for awsbatch-cli to 1.8.0 himani2411/aws-parallelcluster#2

References

• Link to impacted open issues.
• Link to related PRs in other packages (i.e. cookbook, node).
• Link to documentation useful to understand the changes.

Checklist

• Make sure you are pointing to the right branch.
• If you're creating a patch for a branch other than develop add the branch name as prefix in the PR title (e.g. [release-3.6]).
• Check all commits' messages are clear, describing what and why vs how.
• Make sure to have added unit tests or integration tests to cover the new/modified code.
• Check if documentation is impacted by this change.

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By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.18%. Comparing base (820e0d9) to head (b079661).
⚠️ Report is 33 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #7178   +/-   ##
========================================
  Coverage    90.18%   90.18%           
========================================
  Files          183      183           
  Lines        16565    16565           
========================================
  Hits         14939    14939           
  Misses        1626     1626           

Flag	Coverage Δ
unittests	90.18% <ø> (ø)

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