Bump buildpacks/maven/test-apps/heroku-java-getting-started

Bumps [buildpacks/maven/test-apps/heroku-java-getting-started](https://github.com/heroku/java-getting-started) from `46661f6` to `093916f`.
- [Commits](heroku/java-getting-started@46661f6...093916f)

---
updated-dependencies:
- dependency-name: buildpacks/maven/test-apps/heroku-java-getting-started
  dependency-type: direct:production
...

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