chore(deps): update postgres:18.4-alpine docker digest to 96d56f7

Author: renovate[bot]

src/development/stack.yml

@@ -78,7 +78,7 @@ services:
     environment:
       POSTGRES_DB: drinks
       POSTGRES_PASSWORD: postgres
-    image: postgres:18.4-alpine@sha256:38346350acb3e824c6948e6df7ff4759f48ba09d8ef4cb8d1b6e6db120f56872
+    image: postgres:18.4-alpine@sha256:96d56f7f57c6aacd1fcb908bc83b345ec5f83231ee486dd66a1baadce274db88
     volumes:
     - postgres-data:/var/lib/postgresql
     - ../production/data/postgres/01-schema.sql:/docker-entrypoint-initdb.d/01-schema.sql