Bump sentry-ruby from 6.3.0 to 6.4.0 (#2989)

Bumps [sentry-ruby](https://github.com/getsentry/sentry-ruby) from 6.3.0 to 6.4.0.
- [Release notes](https://github.com/getsentry/sentry-ruby/releases)
- [Changelog](https://github.com/getsentry/sentry-ruby/blob/master/CHANGELOG.md)
- [Commits](getsentry/sentry-ruby@6.3.0...6.4.0)

---
updated-dependencies:
- dependency-name: sentry-ruby
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Gemfile.lock

@@ -358,7 +358,7 @@ GEM
     sentry-rails (6.4.0)
       railties (>= 5.2.0)
       sentry-ruby (~> 6.4.0)
-    sentry-ruby (6.4.0)
+    sentry-ruby (6.4.1)
       bigdecimal
       concurrent-ruby (~> 1.0, >= 1.0.2)
       logger