chore(deps): update postgres:18.1-alpine docker digest from 18.1 to 18.1-alpine (docker-compose.yml) (#13925)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

docker-compose.yml

@@ -120,7 +120,7 @@ services:
           source: ./docker/extra_settings
           target: /app/docker/extra_settings
   postgres:
-    image: postgres:18.1-alpine@sha256:eca6fb2d91fda290eb8cfb8ba53dd0dcbf3508a08011e30adb039ea7c8e1e9f2
+    image: postgres:18.1-alpine@sha256:b5f0dfb46e028c156ff4e3dd2908fdf3474e6bd7837902d0e0151e4e30ad711f
     environment:
       POSTGRES_DB: ${DD_DATABASE_NAME:-defectdojo}
       POSTGRES_USER: ${DD_DATABASE_USER:-defectdojo}