build(deps): bump ruby from 98e340a to c68b087 (#64)

Bumps ruby from `98e340a` to `c68b087`.

---
updated-dependencies:
- dependency-name: ruby
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Dockerfile

@@ -1,4 +1,4 @@
-FROM ruby:latest@sha256:98e340a1e5a9a61ee0c30e464a058da093ab8179460ed096a2a763a3abaa6c47
+FROM ruby:latest@sha256:c68b08700abced91e2a613f8b4b10fdd1aa7b396ff746cb5834c336dec3754e4
 RUN echo "disabled"
 
 FROM ruby:latest