Build(deps): Bump mini_portile2 from 2.8.2 to 2.8.4 in /Builder

Bumps [mini_portile2](https://github.com/flavorjones/mini_portile) from 2.8.2 to 2.8.4.
- [Release notes](https://github.com/flavorjones/mini_portile/releases)
- [Changelog](https://github.com/flavorjones/mini_portile/blob/main/CHANGELOG.md)
- [Commits](flavorjones/mini_portile@v2.8.2...v2.8.4)

---
updated-dependencies:
- dependency-name: mini_portile2
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Builder/Gemfile.lock

@@ -124,7 +124,7 @@ GEM
     mime-types-data (3.2023.0218.1)
     mini_magick (4.12.0)
     mini_mime (1.1.2)
-    mini_portile2 (2.8.2)
+    mini_portile2 (2.8.4)
     minitest (5.18.1)
     msgpack (1.7.1)
     net-imap (0.3.6)