Bump ubuntu from questing-20251029 to questing-20251217 (#110)

Bumps ubuntu from questing-20251029 to questing-20251217.

---
updated-dependencies:
- dependency-name: ubuntu
  dependency-version: questing-20251217
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Dockerfile

@@ -2,7 +2,7 @@ FROM hashicorp/terraform:1.14 AS terraform
 FROM ghcr.io/terraform-linters/tflint:v0.60.0 AS tflint
 
 # Build
-FROM ubuntu:questing-20251029
+FROM ubuntu:questing-20251217
 
 # Copy all needed files
 COPY entrypoint.sh /