Merge pull request #1449 from alphagov/dependabot/bundler/govuk_app_config-9.20.0

Author: govuk-ci

Gemfile.lock

@@ -175,13 +175,13 @@ GEM
       jquery-rails (~> 4.3)
       plek (>= 2.1)
       rails (>= 6)
-    govuk_app_config (9.19.3)
+    govuk_app_config (9.20.0)
       logstasher (~> 2.1)
       opentelemetry-exporter-otlp (>= 0.25, < 0.31)
       opentelemetry-instrumentation-all (>= 0.39.1, < 0.81.0)
       opentelemetry-sdk (~> 1.2)
       plek (>= 4, < 6)
-      prometheus_exporter (~> 2.0)
+      prometheus_exporter (~> 2.3)
       puma (>= 5.6, < 7.0)
       rack-proxy (~> 0.7)
       sentry-rails (~> 5.3)