Merge branch 'renovate/alpine-3.x' into 'master'

chore(deps): update alpine docker tag to v3.18.4

See merge request https://gitlab.com/gitlab-org/terraform-images/-/merge_requests/232



Merged-by: Timo Furrer <tfurrer@gitlab.com>
Approved-by: Timo Furrer <tfurrer@gitlab.com>
Co-authored-by: GitLab Renovate Bot <gitlab-bot@gitlab.com>

.gitlab-ci.yml

@@ -11,7 +11,7 @@ include:
       - "/ci/danger-review.yml"
 
 variables:
-  BASE_IMAGE: "alpine:3.18.3"
+  BASE_IMAGE: "alpine:3.18.4"
   BUILD_IMAGE_NAME: "$CI_REGISTRY_IMAGE/branches/$CI_COMMIT_REF_SLUG-$TERRAFORM_VERSION:$CI_COMMIT_SHA"
   BUILDX_VERSION: "0.11.2"
   DOCKER_BUILDKIT: "1"