Bump bugsnag from 6.25.2 to 6.26.0

Bumps [bugsnag](https://github.com/bugsnag/bugsnag-ruby) from 6.25.2 to 6.26.0.
- [Release notes](https://github.com/bugsnag/bugsnag-ruby/releases)
- [Changelog](https://github.com/bugsnag/bugsnag-ruby/blob/master/CHANGELOG.md)
- [Commits](https://github.com/bugsnag/bugsnag-ruby/commits)

---
updated-dependencies:
- dependency-name: bugsnag
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -97,7 +97,7 @@ GEM
       sassc-rails (>= 2.0.0)
     bootstrap-select-rails (1.13.8)
     brakeman (6.0.0)
-    bugsnag (6.25.2)
+    bugsnag (6.26.0)
       concurrent-ruby (~> 1.0)
     builder (3.2.4)
     bullet (7.0.7)