build(deps-dev): bump axe-core-capybara from 4.7.0 to 4.8.0

Bumps [axe-core-capybara](https://github.com/dequelabs/axe-core-gems) from 4.7.0 to 4.8.0.
- [Release notes](https://github.com/dequelabs/axe-core-gems/releases)
- [Changelog](https://github.com/dequelabs/axe-core-gems/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/dequelabs/axe-core-gems/commits/v4.8.0)

---
updated-dependencies:
- dependency-name: axe-core-capybara
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -119,7 +119,7 @@ GEM
     axe-core-api (4.8.0)
       dumb_delegator
       virtus
-    axe-core-capybara (4.7.0)
+    axe-core-capybara (4.8.0)
       axe-core-api
       dumb_delegator
     axe-core-cucumber (4.8.0)