Build(deps): bump state_machines from 0.30.0 to 0.31.0

Bumps [state_machines](https://github.com/state-machines/state_machines) from 0.30.0 to 0.31.0.
- [Release notes](https://github.com/state-machines/state_machines/releases)
- [Changelog](https://github.com/state-machines/state_machines/blob/master/CHANGELOG.md)
- [Commits](state-machines/state_machines@state_machines/v0.30.0...state_machines/v0.31.0)

---
updated-dependencies:
- dependency-name: state_machines
  dependency-version: 0.31.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -751,7 +751,7 @@ GEM
       actionpack (>= 6.1)
       activesupport (>= 6.1)
       sprockets (>= 3.0.0)
-    state_machines (0.30.0)
+    state_machines (0.31.0)
     state_machines-activemodel (0.9.0)
       activemodel (>= 6.0)
       state_machines (>= 0.6.0)