Build(deps): Bump bootsnap from 1.9.3 to 1.9.4 (#15528)

Bumps [bootsnap](https://github.com/Shopify/bootsnap) from 1.9.3 to 1.9.4.
- [Release notes](https://github.com/Shopify/bootsnap/releases)
- [Changelog](https://github.com/Shopify/bootsnap/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Shopify/bootsnap/compare/v1.9.3...v1.9.4)

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

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

Gemfile.lock

@@ -80,7 +80,7 @@ GEM
       rack (>= 0.9.0)
     binding_of_caller (1.0.0)
       debug_inspector (>= 0.0.1)
-    bootsnap (1.9.3)
+    bootsnap (1.9.4)
       msgpack (~> 1.0)
     builder (3.2.4)
     bullet (7.0.0)