[Dev] Fix archery release utility test cases

[asfimport]

New releases of python-semver don't support comparing semver objects with strings.
See build errors: https://github.com/apache/arrow/pull/8504/checks?check_run_id=1292157257

Reporter: Krisztian Szucs / @kszucs
Assignee: Krisztian Szucs / @kszucs

PRs and other links:

• GitHub Pull Request #8506

_{Note: This issue was originally created as ARROW-10369. Please see the migration documentation for further details.}

[asfimport]

Krisztian Szucs / @kszucs:
Issue resolved by pull request 8506
#8506