Merge pull request #244 from buildkite-plugins/renovate/ruby-3.4-alpine

Update ruby:3.4-alpine Docker digest to 238943c

Author: pzeballos

docker-compose.yml

@@ -1,7 +1,7 @@
 version: '2'
 services:
   ruby:
-    image: ruby:3.4-alpine@sha256:487a7b4623ca0b0f635608000ca9bf2d461819fed1cae9b7d5d59b47ef648aac
+    image: ruby:3.4-alpine@sha256:238943c2e70e3e502a5e9db8eaa9bd39308414b29affa0253dbd7b6c42a1bb2f
     command: rake
     working_dir: /src
     volumes: