Bump connection_pool from 2.5.4 to 2.5.5

Bumps [connection_pool](https://github.com/mperham/connection_pool) from 2.5.4 to 2.5.5.
- [Changelog](https://github.com/mperham/connection_pool/blob/main/Changes.md)
- [Commits](mperham/connection_pool@v2.5.4...v2.5.5)

---
updated-dependencies:
- dependency-name: connection_pool
  dependency-version: 2.5.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -13,7 +13,7 @@ GEM
     benchmark-ips (2.14.0)
     cgi (0.5.0)
     cgi (0.5.0-java)
-    connection_pool (2.5.4)
+    connection_pool (2.5.5)
     hiredis (0.6.3)
     hiredis (0.6.3-java)
     json (2.7.6)