chore(deps): bump ruby from 4.0.1-alpine3.23 to 4.0.2-alpine3.23

Bumps ruby from 4.0.1-alpine3.23 to 4.0.2-alpine3.23.

---
updated-dependencies:
- dependency-name: ruby
  dependency-version: 4.0.2-alpine3.23
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Dockerfile

@@ -1,5 +1,5 @@
 # Stage 1: Build
-FROM ruby:4.0.1-alpine3.23 AS builder
+FROM ruby:4.0.2-alpine3.23 AS builder
 
 LABEL maintainer="Gil Desmarais <html2rss-web-docker@desmarais.de>"
 
@@ -23,7 +23,7 @@ RUN apk add --no-cache \
   && bundle binstubs bundler html2rss
 
 # Stage 2: Runtime
-FROM ruby:4.0.1-alpine3.23
+FROM ruby:4.0.2-alpine3.23
 
 LABEL maintainer="Gil Desmarais <html2rss-web-docker@desmarais.de>"