chore(deps): update postgres:18.4-alpine docker digest to 96d56f7 (#19622)

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

Author: renovate[bot]

.github/workflows/api.yml

@@ -33,7 +33,7 @@ jobs:
       PYTHONUNBUFFERED: 1
     services:
       database:
-        image: postgres:18.4-alpine@sha256:38346350acb3e824c6948e6df7ff4759f48ba09d8ef4cb8d1b6e6db120f56872
+        image: postgres:18.4-alpine@sha256:96d56f7f57c6aacd1fcb908bc83b345ec5f83231ee486dd66a1baadce274db88
         env:
           POSTGRES_USER: postgres
           POSTGRES_PASSWORD: weblate

.github/workflows/docs.yml

@@ -34,7 +34,7 @@ jobs:
       DJANGO_SETTINGS_MODULE: weblate.settings_test
     services:
       database:
-        image: postgres:18.4-alpine@sha256:38346350acb3e824c6948e6df7ff4759f48ba09d8ef4cb8d1b6e6db120f56872
+        image: postgres:18.4-alpine@sha256:96d56f7f57c6aacd1fcb908bc83b345ec5f83231ee486dd66a1baadce274db88
         env:
           POSTGRES_USER: postgres
           POSTGRES_PASSWORD: weblate

.github/workflows/migrations.yml

@@ -35,7 +35,7 @@ jobs:
       UV_FROZEN: '1'
     services:
       database:
-        image: postgres:18.4-alpine@sha256:38346350acb3e824c6948e6df7ff4759f48ba09d8ef4cb8d1b6e6db120f56872
+        image: postgres:18.4-alpine@sha256:96d56f7f57c6aacd1fcb908bc83b345ec5f83231ee486dd66a1baadce274db88
         env:
           POSTGRES_USER: postgres
           POSTGRES_PASSWORD: weblate

.github/workflows/test.yml

@@ -53,7 +53,7 @@ jobs:
       PYTHONUNBUFFERED: 1
     services:
       database:
-        image: postgres:18.4-alpine@sha256:38346350acb3e824c6948e6df7ff4759f48ba09d8ef4cb8d1b6e6db120f56872
+        image: postgres:18.4-alpine@sha256:96d56f7f57c6aacd1fcb908bc83b345ec5f83231ee486dd66a1baadce274db88
         env:
           POSTGRES_USER: postgres
           POSTGRES_PASSWORD: weblate

dev-docker/docker-compose.yml

@@ -19,7 +19,7 @@ services:
     command: [redis-server, --save, '60', '1']
     restart: always
   database:
-    image: postgres:18.4-alpine@sha256:38346350acb3e824c6948e6df7ff4759f48ba09d8ef4cb8d1b6e6db120f56872
+    image: postgres:18.4-alpine@sha256:96d56f7f57c6aacd1fcb908bc83b345ec5f83231ee486dd66a1baadce274db88
     volumes:
     - postgres-data:/var/lib/postgresql
     - ./postgres-init:/docker-entrypoint-initdb.d