Bump bootsnap from 1.16.0 to 1.18.3

Bumps [bootsnap](https://github.com/Shopify/bootsnap) from 1.16.0 to 1.18.3.
- [Changelog](https://github.com/Shopify/bootsnap/blob/main/CHANGELOG.md)
- [Commits](Shopify/bootsnap@v1.16.0...v1.18.3)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -70,7 +70,7 @@ GEM
       tzinfo (~> 2.0)
     ast (2.4.2)
     base64 (0.1.1)
-    bootsnap (1.16.0)
+    bootsnap (1.18.3)
       msgpack (~> 1.2)
     brakeman (6.0.1)
     builder (3.2.4)
@@ -114,7 +114,7 @@ GEM
     method_source (1.0.0)
     mini_mime (1.1.2)
     minitest (5.21.2)
-    msgpack (1.6.0)
+    msgpack (1.7.2)
     net-imap (0.3.6)
       date
       net-protocol