Build(deps): bump govuk_app_config from 9.17.4 to 9.17.5

Bumps [govuk_app_config](https://github.com/alphagov/govuk_app_config) from 9.17.4 to 9.17.5.
- [Changelog](https://github.com/alphagov/govuk_app_config/blob/main/CHANGELOG.md)
- [Commits](alphagov/govuk_app_config@v9.17.4...v9.17.5)

---
updated-dependencies:
- dependency-name: govuk_app_config
  dependency-version: 9.17.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -120,7 +120,7 @@ GEM
     diffy (3.4.3)
     docile (1.4.0)
     domain_name (0.6.20240107)
-    drb (2.2.1)
+    drb (2.2.3)
     erb (5.0.1)
     erubi (1.13.1)
     execjs (2.10.0)
@@ -179,7 +179,7 @@ GEM
       nokogiri (~> 1.12)
       rinku (~> 2.0)
       sanitize (>= 6, < 8)
-    govuk_app_config (9.17.4)
+    govuk_app_config (9.17.5)
       logstasher (~> 2.1)
       opentelemetry-exporter-otlp (>= 0.25, < 0.31)
       opentelemetry-instrumentation-all (>= 0.39.1, < 0.77.0)