Build(deps): bump govuk_app_config from 9.23.3 to 9.23.4

Bumps [govuk_app_config](https://github.com/alphagov/govuk_app_config) from 9.23.3 to 9.23.4.
- [Changelog](https://github.com/alphagov/govuk_app_config/blob/main/CHANGELOG.md)
- [Commits](alphagov/govuk_app_config@v9.23.3...v9.23.4)

---
updated-dependencies:
- dependency-name: govuk_app_config
  dependency-version: 9.23.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -182,7 +182,7 @@ GEM
       nokogiri (~> 1.12)
       rinku (~> 2.0)
       sanitize (>= 6, < 8)
-    govuk_app_config (9.23.3)
+    govuk_app_config (9.23.4)
       connection_pool (< 3)
       logstasher (~> 2.1)
       opentelemetry-exporter-otlp (>= 0.25, < 0.32)
@@ -525,7 +525,7 @@ GEM
       date
       stringio
     public_suffix (7.0.2)
-    puma (7.1.0)
+    puma (7.2.0)
       nio4r (~> 2.0)
     racc (1.8.1)
     rack (3.2.4)