Bumps `logbackVersion` from 1.2.3 to 1.2.11.

Updates `logback-core` from 1.2.3 to 1.2.11

Updates `logback-classic` from 1.2.3 to 1.2.11

---
updated-dependencies:
- dependency-name: ch.qos.logback:logback-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: ch.qos.logback:logback-classic
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>