Update rubygems/rubygems from 3.5.6 to 3.5.7

Bump rubygems to version 3.5.7

- Updates rubygems/rubygems from 3.5.6 to 3.5.7

Changelog: changed

The following dependencies have been updated by deps:

• rubygems/rubygems from 3.5.6 to 3.5.7

Test plan: https://gitlab.com/gitlab-org/omnibus-gitlab/-/blob/master/test-plans/upgrade-rubygems-testplan.md?ref_type=heads

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Changelog - 3.5.7 / 2024-03-22

Enhancements:

* Warn on empty or open required_ruby_version specification attribute. Pull request #501 by simi
* Control whether YAML aliases are enabled in Gem::SafeYAML.safe_load via attribute. Pull request #7464 by segiddins
* Update SPDX license list as of 2024-02-08. Pull request #7468 by github-actions[bot]
* Installs bundler 2.5.7 as a default gem.

Bug fixes:

* Allow prerelease activation (even if requirement is not explicit about it) when it's the only possibility. Pull request #7428 by kimesf

https://github.com/rubygems/rubygems/blob/v3.5.7/CHANGELOG.md