deps(docker): bump alpine/terragrunt from 1.9.0 to 1.9.2 (#5883)

Bumps alpine/terragrunt from 1.9.0 to 1.9.2.

---
updated-dependencies:
- dependency-name: alpine/terragrunt
  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>

Author: dependabot[bot]

Dockerfile

@@ -8,7 +8,7 @@
 # Get dependency images as build stages #
 #########################################
 FROM tenable/terrascan:1.18.11 AS terrascan
-FROM alpine/terragrunt:1.9.0 AS terragrunt
+FROM alpine/terragrunt:1.9.2 AS terragrunt
 FROM dotenvlinter/dotenv-linter:3.3.0 AS dotenv-linter
 FROM ghcr.io/terraform-linters/tflint:v0.51.2 AS tflint
 FROM ghcr.io/yannh/kubeconform:v0.6.6 AS kubeconfrm