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

---

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

.gitlab-ci.yml

@@ -61,7 +61,7 @@ variables:
   CACHE_KEY_SUFFIX: '-v3'
   CACHE_EDITION: "CE"
   ISSUE_BOT_LABELS_EXTRA: "group::distribution"
-  BUNDLER_VERSION: "2.5.6"
+  BUNDLER_VERSION: "2.5.7"
   # NOTE: When `NEXT_RUBY_VERSION` is updated, flip
   # `USE_NEXT_RUBY_VERSION_IN_*` variables to false to avoid surprises.
   NEXT_RUBY_VERSION: "3.1.4"