Bump bootsnap from 1.18.5 to 1.18.6

Bumps [bootsnap](https://github.com/Shopify/bootsnap) from 1.18.5 to 1.18.6.
- [Changelog](https://github.com/Shopify/bootsnap/blob/main/CHANGELOG.md)
- [Commits](rails/bootsnap@v1.18.5...v1.18.6)

---
updated-dependencies:
- dependency-name: bootsnap
  dependency-version: 1.18.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -97,7 +97,7 @@ GEM
     base64 (0.2.0)
     benchmark (0.4.0)
     bigdecimal (3.1.9)
-    bootsnap (1.18.5)
+    bootsnap (1.18.6)
       msgpack (~> 1.2)
     brakeman (7.0.0)
       racc