Bump simple_form from 5.3.1 to 5.4.0 (#5452)

Bumps [simple_form](https://github.com/heartcombo/simple_form) from 5.3.1 to 5.4.0.
- [Release notes](https://github.com/heartcombo/simple_form/releases)
- [Changelog](https://github.com/heartcombo/simple_form/blob/main/CHANGELOG.md)
- [Commits](heartcombo/simple_form@v5.3.1...v5.4.0)

---
updated-dependencies:
- dependency-name: simple_form
  dependency-version: 5.4.0
  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>
Co-authored-by: Daniel Orner <daniel.orner@flipp.com>

Author: dependabot[bot]

Gemfile.lock

@@ -659,9 +659,9 @@ GEM
     shellany (0.0.1)
     shoulda-matchers (6.5.0)
       activesupport (>= 5.2.0)
-    simple_form (5.3.1)
-      actionpack (>= 5.2)
-      activemodel (>= 5.2)
+    simple_form (5.4.0)
+      actionpack (>= 7.0)
+      activemodel (>= 7.0)
     simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)