ci: add version check in workflow to skip jobs for unreleased versions of langflow-base

[ogabrielluiz]

We need this because if there was a version bump the CI will always fail until we release the version.

[github-actions]

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Validation	Active	Result
All commits in this pull request has valid messages	❌	✅
Pull request does not introduce too many changes	❌	✅
Pull request has a valid title	✅	✅
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Pull request should have a non-empty body	✅	✅

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Pull request satisfies all enabled pull request rules.

_{Last Modified at 08 Aug 24 12:58 UTC}

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