Bump sidekiq-scheduler from 5.0.2 to 5.0.3

Bumps [sidekiq-scheduler](https://github.com/moove-it/sidekiq-scheduler) from 5.0.2 to 5.0.3.
- [Release notes](https://github.com/moove-it/sidekiq-scheduler/releases)
- [Changelog](https://github.com/sidekiq-scheduler/sidekiq-scheduler/blob/master/CHANGELOG.md)
- [Commits](sidekiq-scheduler/sidekiq-scheduler@v5.0.2...v5.0.3)

---
updated-dependencies:
- dependency-name: sidekiq-scheduler
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -331,7 +331,7 @@ GEM
       connection_pool (>= 2.3.0)
       rack (>= 2.2.4)
       redis-client (>= 0.14.0)
-    sidekiq-scheduler (5.0.2)
+    sidekiq-scheduler (5.0.3)
       rufus-scheduler (~> 3.2)
       sidekiq (>= 6, < 8)
       tilt (>= 1.4.0)