Bump version

• Diff: https://gitlab.com/gitlab-org/gitlab-qa/-/compare/v7.7.2...87ee2c192ac8ecfc3c1c1f141bd47545d4c2d489

• Release notes:

### Other changes (CI, backstage)

- !746 Decouple hardcoded issue links from reporter (Temporarily disable ResultsInIssues)

• Checklist before merging:

  • Diff link is up-to-date.
  • Based on the diff, lib/gitlab/qa/version.rb is updated, according to SemVer.
  • Release notes are accurate.

• Checklist after merging:

  • Update the release notes for the newly created tag.